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Finding the Fourth Proportional to 888.50, 1,332.94 and 375.50

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Solution

The fourth proportional to 888.50, 1,332.94 and 375.50 is: 563.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    888.50 : 1,332.94 = 375.50 : x
  2. Step 2: Convert to fraction form
    888.50/1,332.94 = 375.50/x
  3. Step 3: Cross multiply
    888.50x = 1,332.94 × 375.50
  4. Step 4: Simplify right side
    888.50x = 500,518.97
  5. Step 5: Solve for x
    x = 500,518.97/888.50
  6. Step 6: Final answer
    x = 563.33

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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.