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Finding the Fourth Proportional to 586.25, 809.12 and 337.52

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Solution

The fourth proportional to 586.25, 809.12 and 337.52 is: 465.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    586.25 : 809.12 = 337.52 : x
  2. Step 2: Convert to fraction form
    586.25/809.12 = 337.52/x
  3. Step 3: Cross multiply
    586.25x = 809.12 × 337.52
  4. Step 4: Simplify right side
    586.25x = 273,097.05
  5. Step 5: Solve for x
    x = 273,097.05/586.25
  6. Step 6: Final answer
    x = 465.84

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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.