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Finding the Fourth Proportional to 561,470.40, 842,205.60 and 224,344.35

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Solution

The fourth proportional to 561,470.40, 842,205.60 and 224,344.35 is: 336,516.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,470.40 : 842,205.60 = 224,344.35 : x
  2. Step 2: Convert to fraction form
    561,470.40/842,205.60 = 224,344.35/x
  3. Step 3: Cross multiply
    561,470.40x = 842,205.60 × 224,344.35
  4. Step 4: Simplify right side
    561,470.40x = 188,944,067,898.36
  5. Step 5: Solve for x
    x = 188,944,067,898.36/561,470.40
  6. Step 6: Final answer
    x = 336,516.53

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Similar ratio
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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.