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Finding the Fourth Proportional to 373.47, 562.47 and 316.10

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Solution

The fourth proportional to 373.47, 562.47 and 316.10 is: 476.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.47 : 562.47 = 316.10 : x
  2. Step 2: Convert to fraction form
    373.47/562.47 = 316.10/x
  3. Step 3: Cross multiply
    373.47x = 562.47 × 316.10
  4. Step 4: Simplify right side
    373.47x = 177,793.95
  5. Step 5: Solve for x
    x = 177,793.95/373.47
  6. Step 6: Final answer
    x = 476.06

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.