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Finding the Fourth Proportional to 624.58, 937.41 and 470.68

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Solution

The fourth proportional to 624.58, 937.41 and 470.68 is: 706.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    624.58 : 937.41 = 470.68 : x
  2. Step 2: Convert to fraction form
    624.58/937.41 = 470.68/x
  3. Step 3: Cross multiply
    624.58x = 937.41 × 470.68
  4. Step 4: Simplify right side
    624.58x = 441,220.14
  5. Step 5: Solve for x
    x = 441,220.14/624.58
  6. Step 6: Final answer
    x = 706.43

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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.