Home / 515,484.27-773,337.51-155,625.30

Finding the Fourth Proportional to 515,484.27, 773,337.51 and 155,625.30

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Solution

The fourth proportional to 515,484.27, 773,337.51 and 155,625.30 is: 233,471.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,484.27 : 773,337.51 = 155,625.30 : x
  2. Step 2: Convert to fraction form
    515,484.27/773,337.51 = 155,625.30/x
  3. Step 3: Cross multiply
    515,484.27x = 773,337.51 × 155,625.30
  4. Step 4: Simplify right side
    515,484.27x = 120,350,881,995.00
  5. Step 5: Solve for x
    x = 120,350,881,995.00/515,484.27
  6. Step 6: Final answer
    x = 233,471.49

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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.