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Finding the Fourth Proportional to 586.42, 809.16 and 337.72

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Solution

The fourth proportional to 586.42, 809.16 and 337.72 is: 466.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    586.42 : 809.16 = 337.72 : x
  2. Step 2: Convert to fraction form
    586.42/809.16 = 337.72/x
  3. Step 3: Cross multiply
    586.42x = 809.16 × 337.72
  4. Step 4: Simplify right side
    586.42x = 273,269.52
  5. Step 5: Solve for x
    x = 273,269.52/586.42
  6. Step 6: Final answer
    x = 466.00

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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.