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Finding the Fourth Proportional to 273.52, 410.70 and 233.20

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Solution

The fourth proportional to 273.52, 410.70 and 233.20 is: 350.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.52 : 410.70 = 233.20 : x
  2. Step 2: Convert to fraction form
    273.52/410.70 = 233.20/x
  3. Step 3: Cross multiply
    273.52x = 410.70 × 233.20
  4. Step 4: Simplify right side
    273.52x = 95,775.24
  5. Step 5: Solve for x
    x = 95,775.24/273.52
  6. Step 6: Final answer
    x = 350.16

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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.