Home / 777,210.45-1,165,979.70-244,785.30

Finding the Fourth Proportional to 777,210.45, 1,165,979.70 and 244,785.30

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Solution

The fourth proportional to 777,210.45, 1,165,979.70 and 244,785.30 is: 367,229.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,210.45 : 1,165,979.70 = 244,785.30 : x
  2. Step 2: Convert to fraction form
    777,210.45/1,165,979.70 = 244,785.30/x
  3. Step 3: Cross multiply
    777,210.45x = 1,165,979.70 × 244,785.30
  4. Step 4: Simplify right side
    777,210.45x = 285,414,690,658.41
  5. Step 5: Solve for x
    x = 285,414,690,658.41/777,210.45
  6. Step 6: Final answer
    x = 367,229.61

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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.