Home / 724,673.28-1,082,129.94-591,817.08

Finding the Fourth Proportional to 724,673.28, 1,082,129.94 and 591,817.08

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Solution

The fourth proportional to 724,673.28, 1,082,129.94 and 591,817.08 is: 883,740.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,673.28 : 1,082,129.94 = 591,817.08 : x
  2. Step 2: Convert to fraction form
    724,673.28/1,082,129.94 = 591,817.08/x
  3. Step 3: Cross multiply
    724,673.28x = 1,082,129.94 × 591,817.08
  4. Step 4: Simplify right side
    724,673.28x = 640,422,981,271.38
  5. Step 5: Solve for x
    x = 640,422,981,271.38/724,673.28
  6. Step 6: Final answer
    x = 883,740.30

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1.5x scale

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.