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Finding the Fourth Proportional to 1,059.88, 1,462.64 and 594.13

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Solution

The fourth proportional to 1,059.88, 1,462.64 and 594.13 is: 819.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059.88 : 1,462.64 = 594.13 : x
  2. Step 2: Convert to fraction form
    1,059.88/1,462.64 = 594.13/x
  3. Step 3: Cross multiply
    1,059.88x = 1,462.64 × 594.13
  4. Step 4: Simplify right side
    1,059.88x = 868,998.30
  5. Step 5: Solve for x
    x = 868,998.30/1,059.88
  6. Step 6: Final answer
    x = 819.90

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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.