Home / 837,260.80-1,255,891.20-829,387.60

Finding the Fourth Proportional to 837,260.80, 1,255,891.20 and 829,387.60

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Solution

The fourth proportional to 837,260.80, 1,255,891.20 and 829,387.60 is: 1,244,081.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,260.80 : 1,255,891.20 = 829,387.60 : x
  2. Step 2: Convert to fraction form
    837,260.80/1,255,891.20 = 829,387.60/x
  3. Step 3: Cross multiply
    837,260.80x = 1,255,891.20 × 829,387.60
  4. Step 4: Simplify right side
    837,260.80x = 1,041,620,588,229.12
  5. Step 5: Solve for x
    x = 1,041,620,588,229.12/837,260.80
  6. Step 6: Final answer
    x = 1,244,081.40

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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.