Home / 724,619.28-1,082,049.45-591,763.08

Finding the Fourth Proportional to 724,619.28, 1,082,049.45 and 591,763.08

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Solution

The fourth proportional to 724,619.28, 1,082,049.45 and 591,763.08 is: 883,659.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,619.28 : 1,082,049.45 = 591,763.08 : x
  2. Step 2: Convert to fraction form
    724,619.28/1,082,049.45 = 591,763.08/x
  3. Step 3: Cross multiply
    724,619.28x = 1,082,049.45 × 591,763.08
  4. Step 4: Simplify right side
    724,619.28x = 640,316,915,244.31
  5. Step 5: Solve for x
    x = 640,316,915,244.31/724,619.28
  6. Step 6: Final answer
    x = 883,659.78

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.