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Finding the Fourth Proportional to 580.53, 801.50 and 359.61

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Solution

The fourth proportional to 580.53, 801.50 and 359.61 is: 496.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    580.53 : 801.50 = 359.61 : x
  2. Step 2: Convert to fraction form
    580.53/801.50 = 359.61/x
  3. Step 3: Cross multiply
    580.53x = 801.50 × 359.61
  4. Step 4: Simplify right side
    580.53x = 288,227.42
  5. Step 5: Solve for x
    x = 288,227.42/580.53
  6. Step 6: Final answer
    x = 496.49

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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.