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Finding the Fourth Proportional to 534,156.75, 800,083.25 and 502,751.43

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Solution

The fourth proportional to 534,156.75, 800,083.25 and 502,751.43 is: 753,042.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,156.75 : 800,083.25 = 502,751.43 : x
  2. Step 2: Convert to fraction form
    534,156.75/800,083.25 = 502,751.43/x
  3. Step 3: Cross multiply
    534,156.75x = 800,083.25 × 502,751.43
  4. Step 4: Simplify right side
    534,156.75x = 402,242,995,542.79
  5. Step 5: Solve for x
    x = 402,242,995,542.79/534,156.75
  6. Step 6: Final answer
    x = 753,042.99

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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.