Home / 984,338.28-1,475,355.60-451,910.70

Finding the Fourth Proportional to 984,338.28, 1,475,355.60 and 451,910.70

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Solution

The fourth proportional to 984,338.28, 1,475,355.60 and 451,910.70 is: 677,337.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,338.28 : 1,475,355.60 = 451,910.70 : x
  2. Step 2: Convert to fraction form
    984,338.28/1,475,355.60 = 451,910.70/x
  3. Step 3: Cross multiply
    984,338.28x = 1,475,355.60 × 451,910.70
  4. Step 4: Simplify right side
    984,338.28x = 666,728,981,944.92
  5. Step 5: Solve for x
    x = 666,728,981,944.92/984,338.28
  6. Step 6: Final answer
    x = 677,337.25

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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.