Home / 738,769.20-1,108,324.98-233,380.32

Finding the Fourth Proportional to 738,769.20, 1,108,324.98 and 233,380.32

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Solution

The fourth proportional to 738,769.20, 1,108,324.98 and 233,380.32 is: 350,124.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,769.20 : 1,108,324.98 = 233,380.32 : x
  2. Step 2: Convert to fraction form
    738,769.20/1,108,324.98 = 233,380.32/x
  3. Step 3: Cross multiply
    738,769.20x = 1,108,324.98 × 233,380.32
  4. Step 4: Simplify right side
    738,769.20x = 258,661,238,496.39
  5. Step 5: Solve for x
    x = 258,661,238,496.39/738,769.20
  6. Step 6: Final answer
    x = 350,124.56

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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.