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Finding the Fourth Proportional to 1,593.66, 2,390.52 and 498.06

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Solution

The fourth proportional to 1,593.66, 2,390.52 and 498.06 is: 747.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,593.66 : 2,390.52 = 498.06 : x
  2. Step 2: Convert to fraction form
    1,593.66/2,390.52 = 498.06/x
  3. Step 3: Cross multiply
    1,593.66x = 2,390.52 × 498.06
  4. Step 4: Simplify right side
    1,593.66x = 1,190,622.39
  5. Step 5: Solve for x
    x = 1,190,622.39/1,593.66
  6. Step 6: Final answer
    x = 747.10

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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.