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Finding the Fourth Proportional to 500,906.61, 750,884.72 and 185,149.17

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Solution

The fourth proportional to 500,906.61, 750,884.72 and 185,149.17 is: 277,548.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,906.61 : 750,884.72 = 185,149.17 : x
  2. Step 2: Convert to fraction form
    500,906.61/750,884.72 = 185,149.17/x
  3. Step 3: Cross multiply
    500,906.61x = 750,884.72 × 185,149.17
  4. Step 4: Simplify right side
    500,906.61x = 139,025,681,747.94
  5. Step 5: Solve for x
    x = 139,025,681,747.94/500,906.61
  6. Step 6: Final answer
    x = 277,548.11

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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.