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Finding the Fourth Proportional to 337.92, 465.12 and 297.92

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Solution

The fourth proportional to 337.92, 465.12 and 297.92 is: 410.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.92 : 465.12 = 297.92 : x
  2. Step 2: Convert to fraction form
    337.92/465.12 = 297.92/x
  3. Step 3: Cross multiply
    337.92x = 465.12 × 297.92
  4. Step 4: Simplify right side
    337.92x = 138,568.55
  5. Step 5: Solve for x
    x = 138,568.55/337.92
  6. Step 6: Final answer
    x = 410.06

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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.