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Finding the Fourth Proportional to 695.99, 1,044.07 and 233.61

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Solution

The fourth proportional to 695.99, 1,044.07 and 233.61 is: 350.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    695.99 : 1,044.07 = 233.61 : x
  2. Step 2: Convert to fraction form
    695.99/1,044.07 = 233.61/x
  3. Step 3: Cross multiply
    695.99x = 1,044.07 × 233.61
  4. Step 4: Simplify right side
    695.99x = 243,904.61
  5. Step 5: Solve for x
    x = 243,904.61/695.99
  6. Step 6: Final answer
    x = 350.45

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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.