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Finding the Fourth Proportional to 1,026.40, 1,537.14 and 592.24

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Solution

The fourth proportional to 1,026.40, 1,537.14 and 592.24 is: 886.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026.40 : 1,537.14 = 592.24 : x
  2. Step 2: Convert to fraction form
    1,026.40/1,537.14 = 592.24/x
  3. Step 3: Cross multiply
    1,026.40x = 1,537.14 × 592.24
  4. Step 4: Simplify right side
    1,026.40x = 910,348.11
  5. Step 5: Solve for x
    x = 910,348.11/1,026.40
  6. Step 6: Final answer
    x = 886.94

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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.