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Finding the Fourth Proportional to 883.59, 1,322.86 and 701.25

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Solution

The fourth proportional to 883.59, 1,322.86 and 701.25 is: 1,049.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    883.59 : 1,322.86 = 701.25 : x
  2. Step 2: Convert to fraction form
    883.59/1,322.86 = 701.25/x
  3. Step 3: Cross multiply
    883.59x = 1,322.86 × 701.25
  4. Step 4: Simplify right side
    883.59x = 927,655.58
  5. Step 5: Solve for x
    x = 927,655.58/883.59
  6. Step 6: Final answer
    x = 1,049.87

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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.