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Finding the Fourth Proportional to 362.76, 500.85 and 325.86

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Solution

The fourth proportional to 362.76, 500.85 and 325.86 is: 449.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.76 : 500.85 = 325.86 : x
  2. Step 2: Convert to fraction form
    362.76/500.85 = 325.86/x
  3. Step 3: Cross multiply
    362.76x = 500.85 × 325.86
  4. Step 4: Simplify right side
    362.76x = 163,206.98
  5. Step 5: Solve for x
    x = 163,206.98/362.76
  6. Step 6: Final answer
    x = 449.90

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Find fourth proportional to 181.38, 250.43 and 162.93
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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.