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Finding the Fourth Proportional to 1,456.63, 2,184.49 and 532.17

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Solution

The fourth proportional to 1,456.63, 2,184.49 and 532.17 is: 798.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456.63 : 2,184.49 = 532.17 : x
  2. Step 2: Convert to fraction form
    1,456.63/2,184.49 = 532.17/x
  3. Step 3: Cross multiply
    1,456.63x = 2,184.49 × 532.17
  4. Step 4: Simplify right side
    1,456.63x = 1,162,522.21
  5. Step 5: Solve for x
    x = 1,162,522.21/1,456.63
  6. Step 6: Final answer
    x = 798.09

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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.