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Finding the Fourth Proportional to 888.66, 1,225.26 and 593.28

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Solution

The fourth proportional to 888.66, 1,225.26 and 593.28 is: 818.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    888.66 : 1,225.26 = 593.28 : x
  2. Step 2: Convert to fraction form
    888.66/1,225.26 = 593.28/x
  3. Step 3: Cross multiply
    888.66x = 1,225.26 × 593.28
  4. Step 4: Simplify right side
    888.66x = 726,922.25
  5. Step 5: Solve for x
    x = 726,922.25/888.66
  6. Step 6: Final answer
    x = 818.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.