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Finding the Fourth Proportional to 756.92, 1,132.68 and 593.48

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Solution

The fourth proportional to 756.92, 1,132.68 and 593.48 is: 888.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    756.92 : 1,132.68 = 593.48 : x
  2. Step 2: Convert to fraction form
    756.92/1,132.68 = 593.48/x
  3. Step 3: Cross multiply
    756.92x = 1,132.68 × 593.48
  4. Step 4: Simplify right side
    756.92x = 672,222.93
  5. Step 5: Solve for x
    x = 672,222.93/756.92
  6. Step 6: Final answer
    x = 888.10

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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.