Home / 725,369.88-1,088,082.42-276,006.84

Finding the Fourth Proportional to 725,369.88, 1,088,082.42 and 276,006.84

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Solution

The fourth proportional to 725,369.88, 1,088,082.42 and 276,006.84 is: 414,020.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,369.88 : 1,088,082.42 = 276,006.84 : x
  2. Step 2: Convert to fraction form
    725,369.88/1,088,082.42 = 276,006.84/x
  3. Step 3: Cross multiply
    725,369.88x = 1,088,082.42 × 276,006.84
  4. Step 4: Simplify right side
    725,369.88x = 300,318,190,403.75
  5. Step 5: Solve for x
    x = 300,318,190,403.75/725,369.88
  6. Step 6: Final answer
    x = 414,020.76

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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.