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Finding the Fourth Proportional to 1,062, 1,593.12 and 292.52

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Solution

The fourth proportional to 1,062, 1,593.12 and 292.52 is: 438.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062 : 1,593.12 = 292.52 : x
  2. Step 2: Convert to fraction form
    1,062/1,593.12 = 292.52/x
  3. Step 3: Cross multiply
    1,062x = 1,593.12 × 292.52
  4. Step 4: Simplify right side
    1,062x = 466,019.46
  5. Step 5: Solve for x
    x = 466,019.46/1,062
  6. Step 6: Final answer
    x = 438.81

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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.