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Finding the Fourth Proportional to 888.32, 1,333.60 and 562.56

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Solution

The fourth proportional to 888.32, 1,333.60 and 562.56 is: 844.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    888.32 : 1,333.60 = 562.56 : x
  2. Step 2: Convert to fraction form
    888.32/1,333.60 = 562.56/x
  3. Step 3: Cross multiply
    888.32x = 1,333.60 × 562.56
  4. Step 4: Simplify right side
    888.32x = 750,230.02
  5. Step 5: Solve for x
    x = 750,230.02/888.32
  6. Step 6: Final answer
    x = 844.55

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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.