Home / 450,012-657,247

Finding the Third Proportional to 450,012 and 657,247

Calculator

Solution

The third proportional to 450,012 and 657,247 is: 959,915.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,012 : 657,247 = 657,247 : x
  2. Step 2: Convert to fraction form
    450,012/657,247 = 657,247/x
  3. Step 3: Cross multiply
    450,012x = 657,247 × 657,247
  4. Step 4: Simplify right side
    450,012x = 431,973,619,009
  5. Step 5: Solve for x
    x = 431,973,619,009/450,012
  6. Step 6: Final answer
    x = 959,915.78

Related Problems

Find third proportional to 225,006 and 328,623.50
Half scale
Find third proportional to 900,024 and 1,314,494
Double scale
Find third proportional to 450,014 and 657,250
Similar ratio
Find third proportional to 675,018 and 985,870.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.