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Finding the Fourth Proportional to 373.54, 562.54 and 316.14

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Solution

The fourth proportional to 373.54, 562.54 and 316.14 is: 476.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.54 : 562.54 = 316.14 : x
  2. Step 2: Convert to fraction form
    373.54/562.54 = 316.14/x
  3. Step 3: Cross multiply
    373.54x = 562.54 × 316.14
  4. Step 4: Simplify right side
    373.54x = 177,841.40
  5. Step 5: Solve for x
    x = 177,841.40/373.54
  6. Step 6: Final answer
    x = 476.10

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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.