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Finding the Fourth Proportional to 1,061.68, 1,592.34 and 292

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Solution

The fourth proportional to 1,061.68, 1,592.34 and 292 is: 437.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061.68 : 1,592.34 = 292 : x
  2. Step 2: Convert to fraction form
    1,061.68/1,592.34 = 292/x
  3. Step 3: Cross multiply
    1,061.68x = 1,592.34 × 292
  4. Step 4: Simplify right side
    1,061.68x = 464,963.28
  5. Step 5: Solve for x
    x = 464,963.28/1,061.68
  6. Step 6: Final answer
    x = 437.95

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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.