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Finding the Fourth Proportional to 541.28, 747.03 and 524.27

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Solution

The fourth proportional to 541.28, 747.03 and 524.27 is: 723.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    541.28 : 747.03 = 524.27 : x
  2. Step 2: Convert to fraction form
    541.28/747.03 = 524.27/x
  3. Step 3: Cross multiply
    541.28x = 747.03 × 524.27
  4. Step 4: Simplify right side
    541.28x = 391,645.42
  5. Step 5: Solve for x
    x = 391,645.42/541.28
  6. Step 6: Final answer
    x = 723.55

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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.