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Finding the Fourth Proportional to 529,542.61, 794,365.89 and 150,480.83

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Solution

The fourth proportional to 529,542.61, 794,365.89 and 150,480.83 is: 225,736.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,542.61 : 794,365.89 = 150,480.83 : x
  2. Step 2: Convert to fraction form
    529,542.61/794,365.89 = 150,480.83/x
  3. Step 3: Cross multiply
    529,542.61x = 794,365.89 × 150,480.83
  4. Step 4: Simplify right side
    529,542.61x = 119,536,839,872.50
  5. Step 5: Solve for x
    x = 119,536,839,872.50/529,542.61
  6. Step 6: Final answer
    x = 225,736.02

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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.