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Finding the Third Proportional to 539,767.50 and 792,136.50

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Solution

The third proportional to 539,767.50 and 792,136.50 is: 1,162,500.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,767.50 : 792,136.50 = 792,136.50 : x
  2. Step 2: Convert to fraction form
    539,767.50/792,136.50 = 792,136.50/x
  3. Step 3: Cross multiply
    539,767.50x = 792,136.50 × 792,136.50
  4. Step 4: Simplify right side
    539,767.50x = 627,480,234,632.25
  5. Step 5: Solve for x
    x = 627,480,234,632.25/539,767.50
  6. Step 6: Final answer
    x = 1,162,500.96

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.