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Finding the Fourth Proportional to 637.52, 955.44 and 473.92

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Solution

The fourth proportional to 637.52, 955.44 and 473.92 is: 710.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    637.52 : 955.44 = 473.92 : x
  2. Step 2: Convert to fraction form
    637.52/955.44 = 473.92/x
  3. Step 3: Cross multiply
    637.52x = 955.44 × 473.92
  4. Step 4: Simplify right side
    637.52x = 452,802.12
  5. Step 5: Solve for x
    x = 452,802.12/637.52
  6. Step 6: Final answer
    x = 710.26

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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.