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Finding the Fourth Proportional to 534.56, 802.04 and 242.13

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Solution

The fourth proportional to 534.56, 802.04 and 242.13 is: 363.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    534.56 : 802.04 = 242.13 : x
  2. Step 2: Convert to fraction form
    534.56/802.04 = 242.13/x
  3. Step 3: Cross multiply
    534.56x = 802.04 × 242.13
  4. Step 4: Simplify right side
    534.56x = 194,196.73
  5. Step 5: Solve for x
    x = 194,196.73/534.56
  6. Step 6: Final answer
    x = 363.28

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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.