Home / 410,867.20-616,934.40-224,243.20

Finding the Fourth Proportional to 410,867.20, 616,934.40 and 224,243.20

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Solution

The fourth proportional to 410,867.20, 616,934.40 and 224,243.20 is: 336,710.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,867.20 : 616,934.40 = 224,243.20 : x
  2. Step 2: Convert to fraction form
    410,867.20/616,934.40 = 224,243.20/x
  3. Step 3: Cross multiply
    410,867.20x = 616,934.40 × 224,243.20
  4. Step 4: Simplify right side
    410,867.20x = 138,343,344,046.08
  5. Step 5: Solve for x
    x = 138,343,344,046.08/410,867.20
  6. Step 6: Final answer
    x = 336,710.61

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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.