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Finding the Fourth Proportional to 322.32, 483.48 and 237.36

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Solution

The fourth proportional to 322.32, 483.48 and 237.36 is: 356.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    322.32 : 483.48 = 237.36 : x
  2. Step 2: Convert to fraction form
    322.32/483.48 = 237.36/x
  3. Step 3: Cross multiply
    322.32x = 483.48 × 237.36
  4. Step 4: Simplify right side
    322.32x = 114,758.81
  5. Step 5: Solve for x
    x = 114,758.81/322.32
  6. Step 6: Final answer
    x = 356.04

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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.