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Finding the Fourth Proportional to 1,593.68, 2,390.16 and 497.44

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Solution

The fourth proportional to 1,593.68, 2,390.16 and 497.44 is: 746.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,593.68 : 2,390.16 = 497.44 : x
  2. Step 2: Convert to fraction form
    1,593.68/2,390.16 = 497.44/x
  3. Step 3: Cross multiply
    1,593.68x = 2,390.16 × 497.44
  4. Step 4: Simplify right side
    1,593.68x = 1,188,961.19
  5. Step 5: Solve for x
    x = 1,188,961.19/1,593.68
  6. Step 6: Final answer
    x = 746.05

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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.