Home / 486,571-729,127

Finding the Third Proportional to 486,571 and 729,127

Calculator

Solution

The third proportional to 486,571 and 729,127 is: 1,092,597.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,571 : 729,127 = 729,127 : x
  2. Step 2: Convert to fraction form
    486,571/729,127 = 729,127/x
  3. Step 3: Cross multiply
    486,571x = 729,127 × 729,127
  4. Step 4: Simplify right side
    486,571x = 531,626,182,129
  5. Step 5: Solve for x
    x = 531,626,182,129/486,571
  6. Step 6: Final answer
    x = 1,092,597.34

Related Problems

Find third proportional to 243,285.50 and 364,563.50
Half scale
Find third proportional to 973,142 and 1,458,254
Double scale
Find third proportional to 486,573 and 729,130
Similar ratio
Find third proportional to 729,856.50 and 1,093,690.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.