Home / 754,944.33-1,132,416.49-275,208.11

Finding the Fourth Proportional to 754,944.33, 1,132,416.49 and 275,208.11

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Solution

The fourth proportional to 754,944.33, 1,132,416.49 and 275,208.11 is: 412,812.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,944.33 : 1,132,416.49 = 275,208.11 : x
  2. Step 2: Convert to fraction form
    754,944.33/1,132,416.49 = 275,208.11/x
  3. Step 3: Cross multiply
    754,944.33x = 1,132,416.49 × 275,208.11
  4. Step 4: Simplify right side
    754,944.33x = 311,650,201,945.73
  5. Step 5: Solve for x
    x = 311,650,201,945.73/754,944.33
  6. Step 6: Final answer
    x = 412,812.16

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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.