Home / 784,600.72-1,176,901.10-223,620.64

Finding the Fourth Proportional to 784,600.72, 1,176,901.10 and 223,620.64

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Solution

The fourth proportional to 784,600.72, 1,176,901.10 and 223,620.64 is: 335,430.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,600.72 : 1,176,901.10 = 223,620.64 : x
  2. Step 2: Convert to fraction form
    784,600.72/1,176,901.10 = 223,620.64/x
  3. Step 3: Cross multiply
    784,600.72x = 1,176,901.10 × 223,620.64
  4. Step 4: Simplify right side
    784,600.72x = 263,179,377,198.70
  5. Step 5: Solve for x
    x = 263,179,377,198.70/784,600.72
  6. Step 6: Final answer
    x = 335,430.97

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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.