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Finding the Fourth Proportional to 543,151.82, 750,171.62 and 357,712.27

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Solution

The fourth proportional to 543,151.82, 750,171.62 and 357,712.27 is: 494,052.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,151.82 : 750,171.62 = 357,712.27 : x
  2. Step 2: Convert to fraction form
    543,151.82/750,171.62 = 357,712.27/x
  3. Step 3: Cross multiply
    543,151.82x = 750,171.62 × 357,712.27
  4. Step 4: Simplify right side
    543,151.82x = 268,345,587,540.36
  5. Step 5: Solve for x
    x = 268,345,587,540.36/543,151.82
  6. Step 6: Final answer
    x = 494,052.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.