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Finding the Fourth Proportional to 882.49, 1,323.62 and 233.19

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Solution

The fourth proportional to 882.49, 1,323.62 and 233.19 is: 349.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    882.49 : 1,323.62 = 233.19 : x
  2. Step 2: Convert to fraction form
    882.49/1,323.62 = 233.19/x
  3. Step 3: Cross multiply
    882.49x = 1,323.62 × 233.19
  4. Step 4: Simplify right side
    882.49x = 308,654.95
  5. Step 5: Solve for x
    x = 308,654.95/882.49
  6. Step 6: Final answer
    x = 349.75

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Half scale
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Double scale
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Similar ratio
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1.5x scale

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.