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Finding the Fourth Proportional to 754.41, 1,133.35 and 532.56

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Solution

The fourth proportional to 754.41, 1,133.35 and 532.56 is: 800.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    754.41 : 1,133.35 = 532.56 : x
  2. Step 2: Convert to fraction form
    754.41/1,133.35 = 532.56/x
  3. Step 3: Cross multiply
    754.41x = 1,133.35 × 532.56
  4. Step 4: Simplify right side
    754.41x = 603,573.29
  5. Step 5: Solve for x
    x = 603,573.29/754.41
  6. Step 6: Final answer
    x = 800.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.