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Finding the Fourth Proportional to 492.13, 738.13 and 232.05

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Solution

The fourth proportional to 492.13, 738.13 and 232.05 is: 348.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    492.13 : 738.13 = 232.05 : x
  2. Step 2: Convert to fraction form
    492.13/738.13 = 232.05/x
  3. Step 3: Cross multiply
    492.13x = 738.13 × 232.05
  4. Step 4: Simplify right side
    492.13x = 171,283.07
  5. Step 5: Solve for x
    x = 171,283.07/492.13
  6. Step 6: Final answer
    x = 348.04

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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.