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Finding the Fourth Proportional to 1,662.52, 2,493.50 and 508.04

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Solution

The fourth proportional to 1,662.52, 2,493.50 and 508.04 is: 761.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,662.52 : 2,493.50 = 508.04 : x
  2. Step 2: Convert to fraction form
    1,662.52/2,493.50 = 508.04/x
  3. Step 3: Cross multiply
    1,662.52x = 2,493.50 × 508.04
  4. Step 4: Simplify right side
    1,662.52x = 1,266,797.74
  5. Step 5: Solve for x
    x = 1,266,797.74/1,662.52
  6. Step 6: Final answer
    x = 761.97

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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.