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Finding the Fourth Proportional to 887.04, 1,327.42 and 652.22

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Solution

The fourth proportional to 887.04, 1,327.42 and 652.22 is: 976.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    887.04 : 1,327.42 = 652.22 : x
  2. Step 2: Convert to fraction form
    887.04/1,327.42 = 652.22/x
  3. Step 3: Cross multiply
    887.04x = 1,327.42 × 652.22
  4. Step 4: Simplify right side
    887.04x = 865,774.01
  5. Step 5: Solve for x
    x = 865,774.01/887.04
  6. Step 6: Final answer
    x = 976.03

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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.