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Finding the Fourth Proportional to 473.34, 710.17 and 242.29

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Solution

The fourth proportional to 473.34, 710.17 and 242.29 is: 363.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.34 : 710.17 = 242.29 : x
  2. Step 2: Convert to fraction form
    473.34/710.17 = 242.29/x
  3. Step 3: Cross multiply
    473.34x = 710.17 × 242.29
  4. Step 4: Simplify right side
    473.34x = 172,065.88
  5. Step 5: Solve for x
    x = 172,065.88/473.34
  6. Step 6: Final answer
    x = 363.51

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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.