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Finding the Fourth Proportional to 337.60, 503.93 and 291.44

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Solution

The fourth proportional to 337.60, 503.93 and 291.44 is: 435.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.60 : 503.93 = 291.44 : x
  2. Step 2: Convert to fraction form
    337.60/503.93 = 291.44/x
  3. Step 3: Cross multiply
    337.60x = 503.93 × 291.44
  4. Step 4: Simplify right side
    337.60x = 146,863.90
  5. Step 5: Solve for x
    x = 146,863.90/337.60
  6. Step 6: Final answer
    x = 435.02

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.