Home / 783,280.20-1,174,920.30-250,818.60

Finding the Fourth Proportional to 783,280.20, 1,174,920.30 and 250,818.60

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Solution

The fourth proportional to 783,280.20, 1,174,920.30 and 250,818.60 is: 376,227.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,280.20 : 1,174,920.30 = 250,818.60 : x
  2. Step 2: Convert to fraction form
    783,280.20/1,174,920.30 = 250,818.60/x
  3. Step 3: Cross multiply
    783,280.20x = 1,174,920.30 × 250,818.60
  4. Step 4: Simplify right side
    783,280.20x = 294,691,864,757.58
  5. Step 5: Solve for x
    x = 294,691,864,757.58/783,280.20
  6. Step 6: Final answer
    x = 376,227.90

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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.