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Finding the Fourth Proportional to 559.36, 772.69 and 532.02

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Solution

The fourth proportional to 559.36, 772.69 and 532.02 is: 734.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    559.36 : 772.69 = 532.02 : x
  2. Step 2: Convert to fraction form
    559.36/772.69 = 532.02/x
  3. Step 3: Cross multiply
    559.36x = 772.69 × 532.02
  4. Step 4: Simplify right side
    559.36x = 411,086.53
  5. Step 5: Solve for x
    x = 411,086.53/559.36
  6. Step 6: Final answer
    x = 734.93

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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.