Home / 784,609.38-1,176,759.02-215,843.74

Finding the Fourth Proportional to 784,609.38, 1,176,759.02 and 215,843.74

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Solution

The fourth proportional to 784,609.38, 1,176,759.02 and 215,843.74 is: 323,722.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,609.38 : 1,176,759.02 = 215,843.74 : x
  2. Step 2: Convert to fraction form
    784,609.38/1,176,759.02 = 215,843.74/x
  3. Step 3: Cross multiply
    784,609.38x = 1,176,759.02 × 215,843.74
  4. Step 4: Simplify right side
    784,609.38x = 253,996,065,553.25
  5. Step 5: Solve for x
    x = 253,996,065,553.25/784,609.38
  6. Step 6: Final answer
    x = 323,722.95

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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.