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Finding the Fourth Proportional to 1,363.56, 2,043.54 and 497.04

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Solution

The fourth proportional to 1,363.56, 2,043.54 and 497.04 is: 744.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363.56 : 2,043.54 = 497.04 : x
  2. Step 2: Convert to fraction form
    1,363.56/2,043.54 = 497.04/x
  3. Step 3: Cross multiply
    1,363.56x = 2,043.54 × 497.04
  4. Step 4: Simplify right side
    1,363.56x = 1,015,721.12
  5. Step 5: Solve for x
    x = 1,015,721.12/1,363.56
  6. Step 6: Final answer
    x = 744.90

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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.