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Finding the Fourth Proportional to 588.60, 808.62 and 527.24

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Solution

The fourth proportional to 588.60, 808.62 and 527.24 is: 724.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.60 : 808.62 = 527.24 : x
  2. Step 2: Convert to fraction form
    588.60/808.62 = 527.24/x
  3. Step 3: Cross multiply
    588.60x = 808.62 × 527.24
  4. Step 4: Simplify right side
    588.60x = 426,336.81
  5. Step 5: Solve for x
    x = 426,336.81/588.60
  6. Step 6: Final answer
    x = 724.32

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.