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Finding the Fourth Proportional to 1,657.44, 2,484.96 and 502.56

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Solution

The fourth proportional to 1,657.44, 2,484.96 and 502.56 is: 753.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657.44 : 2,484.96 = 502.56 : x
  2. Step 2: Convert to fraction form
    1,657.44/2,484.96 = 502.56/x
  3. Step 3: Cross multiply
    1,657.44x = 2,484.96 × 502.56
  4. Step 4: Simplify right side
    1,657.44x = 1,248,841.50
  5. Step 5: Solve for x
    x = 1,248,841.50/1,657.44
  6. Step 6: Final answer
    x = 753.48

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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.