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Finding the Fourth Proportional to 637.47, 954.66 and 362.73

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Solution

The fourth proportional to 637.47, 954.66 and 362.73 is: 543.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    637.47 : 954.66 = 362.73 : x
  2. Step 2: Convert to fraction form
    637.47/954.66 = 362.73/x
  3. Step 3: Cross multiply
    637.47x = 954.66 × 362.73
  4. Step 4: Simplify right side
    637.47x = 346,281.35
  5. Step 5: Solve for x
    x = 346,281.35/637.47
  6. Step 6: Final answer
    x = 543.21

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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.