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Finding the Fourth Proportional to 882.01, 1,217.36 and 567.53

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Solution

The fourth proportional to 882.01, 1,217.36 and 567.53 is: 783.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    882.01 : 1,217.36 = 567.53 : x
  2. Step 2: Convert to fraction form
    882.01/1,217.36 = 567.53/x
  3. Step 3: Cross multiply
    882.01x = 1,217.36 × 567.53
  4. Step 4: Simplify right side
    882.01x = 690,888.22
  5. Step 5: Solve for x
    x = 690,888.22/882.01
  6. Step 6: Final answer
    x = 783.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.