Home / 969,332.70-1,454,229.45-408,078.30

Finding the Fourth Proportional to 969,332.70, 1,454,229.45 and 408,078.30

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Solution

The fourth proportional to 969,332.70, 1,454,229.45 and 408,078.30 is: 612,214.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,332.70 : 1,454,229.45 = 408,078.30 : x
  2. Step 2: Convert to fraction form
    969,332.70/1,454,229.45 = 408,078.30/x
  3. Step 3: Cross multiply
    969,332.70x = 1,454,229.45 × 408,078.30
  4. Step 4: Simplify right side
    969,332.70x = 593,439,481,765.94
  5. Step 5: Solve for x
    x = 593,439,481,765.94/969,332.70
  6. Step 6: Final answer
    x = 612,214.45

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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.