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Finding the Fourth Proportional to 534,157.75, 800,084.74 and 502,752.43

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Solution

The fourth proportional to 534,157.75, 800,084.74 and 502,752.43 is: 753,044.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,157.75 : 800,084.74 = 502,752.43 : x
  2. Step 2: Convert to fraction form
    534,157.75/800,084.74 = 502,752.43/x
  3. Step 3: Cross multiply
    534,157.75x = 800,084.74 × 502,752.43
  4. Step 4: Simplify right side
    534,157.75x = 402,244,547,240.92
  5. Step 5: Solve for x
    x = 402,244,547,240.92/534,157.75
  6. Step 6: Final answer
    x = 753,044.48

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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.