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Finding the Fourth Proportional to 528,466.95, 792,727.09 and 149,414.90

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Solution

The fourth proportional to 528,466.95, 792,727.09 and 149,414.90 is: 224,129.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,466.95 : 792,727.09 = 149,414.90 : x
  2. Step 2: Convert to fraction form
    528,466.95/792,727.09 = 149,414.90/x
  3. Step 3: Cross multiply
    528,466.95x = 792,727.09 × 149,414.90
  4. Step 4: Simplify right side
    528,466.95x = 118,445,234,542.47
  5. Step 5: Solve for x
    x = 118,445,234,542.47/528,466.95
  6. Step 6: Final answer
    x = 224,129.88

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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.