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Finding the Fourth Proportional to 1,517.92, 2,275.53 and 593.26

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Solution

The fourth proportional to 1,517.92, 2,275.53 and 593.26 is: 889.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517.92 : 2,275.53 = 593.26 : x
  2. Step 2: Convert to fraction form
    1,517.92/2,275.53 = 593.26/x
  3. Step 3: Cross multiply
    1,517.92x = 2,275.53 × 593.26
  4. Step 4: Simplify right side
    1,517.92x = 1,349,980.93
  5. Step 5: Solve for x
    x = 1,349,980.93/1,517.92
  6. Step 6: Final answer
    x = 889.36

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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.