Home / 724,645.53-1,082,088.57-591,789.33

Finding the Fourth Proportional to 724,645.53, 1,082,088.57 and 591,789.33

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Solution

The fourth proportional to 724,645.53, 1,082,088.57 and 591,789.33 is: 883,698.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,645.53 : 1,082,088.57 = 591,789.33 : x
  2. Step 2: Convert to fraction form
    724,645.53/1,082,088.57 = 591,789.33/x
  3. Step 3: Cross multiply
    724,645.53x = 1,082,088.57 × 591,789.33
  4. Step 4: Simplify right side
    724,645.53x = 640,368,469,840.96
  5. Step 5: Solve for x
    x = 640,368,469,840.96/724,645.53
  6. Step 6: Final answer
    x = 883,698.92

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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.