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Finding the Fourth Proportional to 510,737.32, 766,103.92 and 155,750.31

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Solution

The fourth proportional to 510,737.32, 766,103.92 and 155,750.31 is: 233,624.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,737.32 : 766,103.92 = 155,750.31 : x
  2. Step 2: Convert to fraction form
    510,737.32/766,103.92 = 155,750.31/x
  3. Step 3: Cross multiply
    510,737.32x = 766,103.92 × 155,750.31
  4. Step 4: Simplify right side
    510,737.32x = 119,320,923,518.94
  5. Step 5: Solve for x
    x = 119,320,923,518.94/510,737.32
  6. Step 6: Final answer
    x = 233,624.84

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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.