Home / 744,895.87-1,027,833.77-469,210.88

Finding the Fourth Proportional to 744,895.87, 1,027,833.77 and 469,210.88

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Solution

The fourth proportional to 744,895.87, 1,027,833.77 and 469,210.88 is: 647,433.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,895.87 : 1,027,833.77 = 469,210.88 : x
  2. Step 2: Convert to fraction form
    744,895.87/1,027,833.77 = 469,210.88/x
  3. Step 3: Cross multiply
    744,895.87x = 1,027,833.77 × 469,210.88
  4. Step 4: Simplify right side
    744,895.87x = 482,270,785,369.36
  5. Step 5: Solve for x
    x = 482,270,785,369.36/744,895.87
  6. Step 6: Final answer
    x = 647,433.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.