Home / 410,847.20-616,904.40-224,223.20

Finding the Fourth Proportional to 410,847.20, 616,904.40 and 224,223.20

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Solution

The fourth proportional to 410,847.20, 616,904.40 and 224,223.20 is: 336,680.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,847.20 : 616,904.40 = 224,223.20 : x
  2. Step 2: Convert to fraction form
    410,847.20/616,904.40 = 224,223.20/x
  3. Step 3: Cross multiply
    410,847.20x = 616,904.40 × 224,223.20
  4. Step 4: Simplify right side
    410,847.20x = 138,324,278,662.08
  5. Step 5: Solve for x
    x = 138,324,278,662.08/410,847.20
  6. Step 6: Final answer
    x = 336,680.59

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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.