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Finding the Fourth Proportional to 532.42, 793.98 and 527.56

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Solution

The fourth proportional to 532.42, 793.98 and 527.56 is: 786.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.42 : 793.98 = 527.56 : x
  2. Step 2: Convert to fraction form
    532.42/793.98 = 527.56/x
  3. Step 3: Cross multiply
    532.42x = 793.98 × 527.56
  4. Step 4: Simplify right side
    532.42x = 418,872.09
  5. Step 5: Solve for x
    x = 418,872.09/532.42
  6. Step 6: Final answer
    x = 786.73

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.