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Finding the Fourth Proportional to 886.03, 1,326.47 and 792.22

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Solution

The fourth proportional to 886.03, 1,326.47 and 792.22 is: 1,186.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    886.03 : 1,326.47 = 792.22 : x
  2. Step 2: Convert to fraction form
    886.03/1,326.47 = 792.22/x
  3. Step 3: Cross multiply
    886.03x = 1,326.47 × 792.22
  4. Step 4: Simplify right side
    886.03x = 1,050,856.06
  5. Step 5: Solve for x
    x = 1,050,856.06/886.03
  6. Step 6: Final answer
    x = 1,186.03

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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.