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Finding the Fourth Proportional to 737.61, 1,106.01 and 506.56

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Solution

The fourth proportional to 737.61, 1,106.01 and 506.56 is: 759.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.61 : 1,106.01 = 506.56 : x
  2. Step 2: Convert to fraction form
    737.61/1,106.01 = 506.56/x
  3. Step 3: Cross multiply
    737.61x = 1,106.01 × 506.56
  4. Step 4: Simplify right side
    737.61x = 560,260.43
  5. Step 5: Solve for x
    x = 560,260.43/737.61
  6. Step 6: Final answer
    x = 759.56

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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.