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Finding the Fourth Proportional to 1,092.56, 1,637.50 and 506.76

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Solution

The fourth proportional to 1,092.56, 1,637.50 and 506.76 is: 759.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092.56 : 1,637.50 = 506.76 : x
  2. Step 2: Convert to fraction form
    1,092.56/1,637.50 = 506.76/x
  3. Step 3: Cross multiply
    1,092.56x = 1,637.50 × 506.76
  4. Step 4: Simplify right side
    1,092.56x = 829,819.50
  5. Step 5: Solve for x
    x = 829,819.50/1,092.56
  6. Step 6: Final answer
    x = 759.52

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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.