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Finding the Fourth Proportional to 363.46, 501.59 and 230.76

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Solution

The fourth proportional to 363.46, 501.59 and 230.76 is: 318.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.46 : 501.59 = 230.76 : x
  2. Step 2: Convert to fraction form
    363.46/501.59 = 230.76/x
  3. Step 3: Cross multiply
    363.46x = 501.59 × 230.76
  4. Step 4: Simplify right side
    363.46x = 115,746.91
  5. Step 5: Solve for x
    x = 115,746.91/363.46
  6. Step 6: Final answer
    x = 318.46

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Find fourth proportional to 181.73, 250.80 and 115.38
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.