Home / 922,343.92-1,374,346.45-821,731

Finding the Fourth Proportional to 922,343.92, 1,374,346.45 and 821,731

Calculator

Solution

The fourth proportional to 922,343.92, 1,374,346.45 and 821,731 is: 1,224,427.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,343.92 : 1,374,346.45 = 821,731 : x
  2. Step 2: Convert to fraction form
    922,343.92/1,374,346.45 = 821,731/x
  3. Step 3: Cross multiply
    922,343.92x = 1,374,346.45 × 821,731
  4. Step 4: Simplify right side
    922,343.92x = 1,129,343,082,704.95
  5. Step 5: Solve for x
    x = 1,129,343,082,704.95/922,343.92
  6. Step 6: Final answer
    x = 1,224,427.31

Related Problems

Find fourth proportional to 461,171.96, 687,173.23 and 410,865.50
Half scale
Find fourth proportional to 1,844,687.84, 2,748,692.90 and 1,643,462
Double scale
Find fourth proportional to 922,344.92, 1,374,347.94 and 821,732
Similar ratio
Find fourth proportional to 1,383,515.88, 2,061,519.68 and 1,232,596.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.