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Finding the Fourth Proportional to 1,601.74, 2,402.67 and 506.35

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Solution

The fourth proportional to 1,601.74, 2,402.67 and 506.35 is: 759.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601.74 : 2,402.67 = 506.35 : x
  2. Step 2: Convert to fraction form
    1,601.74/2,402.67 = 506.35/x
  3. Step 3: Cross multiply
    1,601.74x = 2,402.67 × 506.35
  4. Step 4: Simplify right side
    1,601.74x = 1,216,591.95
  5. Step 5: Solve for x
    x = 1,216,591.95/1,601.74
  6. Step 6: Final answer
    x = 759.54

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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.