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Finding the Fourth Proportional to 881.97, 1,322.99 and 232.71

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Solution

The fourth proportional to 881.97, 1,322.99 and 232.71 is: 349.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    881.97 : 1,322.99 = 232.71 : x
  2. Step 2: Convert to fraction form
    881.97/1,322.99 = 232.71/x
  3. Step 3: Cross multiply
    881.97x = 1,322.99 × 232.71
  4. Step 4: Simplify right side
    881.97x = 307,871.84
  5. Step 5: Solve for x
    x = 307,871.84/881.97
  6. Step 6: Final answer
    x = 349.07

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Double scale
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1.5x scale

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.