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Finding the Fourth Proportional to 624.54, 935.01 and 471.12

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Solution

The fourth proportional to 624.54, 935.01 and 471.12 is: 705.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    624.54 : 935.01 = 471.12 : x
  2. Step 2: Convert to fraction form
    624.54/935.01 = 471.12/x
  3. Step 3: Cross multiply
    624.54x = 935.01 × 471.12
  4. Step 4: Simplify right side
    624.54x = 440,501.91
  5. Step 5: Solve for x
    x = 440,501.91/624.54
  6. Step 6: Final answer
    x = 705.32

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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.