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Finding the Fourth Proportional to 695.48, 1,043.22 and 233.17

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Solution

The fourth proportional to 695.48, 1,043.22 and 233.17 is: 349.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    695.48 : 1,043.22 = 233.17 : x
  2. Step 2: Convert to fraction form
    695.48/1,043.22 = 233.17/x
  3. Step 3: Cross multiply
    695.48x = 1,043.22 × 233.17
  4. Step 4: Simplify right side
    695.48x = 243,247.61
  5. Step 5: Solve for x
    x = 243,247.61/695.48
  6. Step 6: Final answer
    x = 349.76

Related Problems

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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.