Home / 510,664.48-766,110.24-155,705.92

Finding the Fourth Proportional to 510,664.48, 766,110.24 and 155,705.92

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Solution

The fourth proportional to 510,664.48, 766,110.24 and 155,705.92 is: 233,593.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,664.48 : 766,110.24 = 155,705.92 : x
  2. Step 2: Convert to fraction form
    510,664.48/766,110.24 = 155,705.92/x
  3. Step 3: Cross multiply
    510,664.48x = 766,110.24 × 155,705.92
  4. Step 4: Simplify right side
    510,664.48x = 119,287,899,740.62
  5. Step 5: Solve for x
    x = 119,287,899,740.62/510,664.48
  6. Step 6: Final answer
    x = 233,593.49

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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.