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Finding the Fourth Proportional to 737.06, 1,017.45 and 527.27

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Solution

The fourth proportional to 737.06, 1,017.45 and 527.27 is: 727.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.06 : 1,017.45 = 527.27 : x
  2. Step 2: Convert to fraction form
    737.06/1,017.45 = 527.27/x
  3. Step 3: Cross multiply
    737.06x = 1,017.45 × 527.27
  4. Step 4: Simplify right side
    737.06x = 536,470.86
  5. Step 5: Solve for x
    x = 536,470.86/737.06
  6. Step 6: Final answer
    x = 727.85

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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.