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Finding the Fourth Proportional to 1,498.97, 2,248.43 and 525.08

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Solution

The fourth proportional to 1,498.97, 2,248.43 and 525.08 is: 787.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498.97 : 2,248.43 = 525.08 : x
  2. Step 2: Convert to fraction form
    1,498.97/2,248.43 = 525.08/x
  3. Step 3: Cross multiply
    1,498.97x = 2,248.43 × 525.08
  4. Step 4: Simplify right side
    1,498.97x = 1,180,608.62
  5. Step 5: Solve for x
    x = 1,180,608.62/1,498.97
  6. Step 6: Final answer
    x = 787.61

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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.