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Finding the Fourth Proportional to 1,446.03, 2,167.95 and 508.73

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Solution

The fourth proportional to 1,446.03, 2,167.95 and 508.73 is: 762.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446.03 : 2,167.95 = 508.73 : x
  2. Step 2: Convert to fraction form
    1,446.03/2,167.95 = 508.73/x
  3. Step 3: Cross multiply
    1,446.03x = 2,167.95 × 508.73
  4. Step 4: Simplify right side
    1,446.03x = 1,102,890.36
  5. Step 5: Solve for x
    x = 1,102,890.36/1,446.03
  6. Step 6: Final answer
    x = 762.70

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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.