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Finding the Fourth Proportional to 886.01, 1,327.65 and 702.95

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Solution

The fourth proportional to 886.01, 1,327.65 and 702.95 is: 1,053.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    886.01 : 1,327.65 = 702.95 : x
  2. Step 2: Convert to fraction form
    886.01/1,327.65 = 702.95/x
  3. Step 3: Cross multiply
    886.01x = 1,327.65 × 702.95
  4. Step 4: Simplify right side
    886.01x = 933,264.93
  5. Step 5: Solve for x
    x = 933,264.93/886.01
  6. Step 6: Final answer
    x = 1,053.34

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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.