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Finding the Fourth Proportional to 882.62, 1,324.01 and 362.65

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Solution

The fourth proportional to 882.62, 1,324.01 and 362.65 is: 544.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    882.62 : 1,324.01 = 362.65 : x
  2. Step 2: Convert to fraction form
    882.62/1,324.01 = 362.65/x
  3. Step 3: Cross multiply
    882.62x = 1,324.01 × 362.65
  4. Step 4: Simplify right side
    882.62x = 480,150.41
  5. Step 5: Solve for x
    x = 480,150.41/882.62
  6. Step 6: Final answer
    x = 544.01

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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.