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Finding the Fourth Proportional to 888.52, 1,333.34 and 375.52

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Solution

The fourth proportional to 888.52, 1,333.34 and 375.52 is: 563.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    888.52 : 1,333.34 = 375.52 : x
  2. Step 2: Convert to fraction form
    888.52/1,333.34 = 375.52/x
  3. Step 3: Cross multiply
    888.52x = 1,333.34 × 375.52
  4. Step 4: Simplify right side
    888.52x = 500,695.84
  5. Step 5: Solve for x
    x = 500,695.84/888.52
  6. Step 6: Final answer
    x = 563.52

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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.