Home / 861,794.02-1,290,260.68-456,067.25

Finding the Fourth Proportional to 861,794.02, 1,290,260.68 and 456,067.25

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Solution

The fourth proportional to 861,794.02, 1,290,260.68 and 456,067.25 is: 682,814.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,794.02 : 1,290,260.68 = 456,067.25 : x
  2. Step 2: Convert to fraction form
    861,794.02/1,290,260.68 = 456,067.25/x
  3. Step 3: Cross multiply
    861,794.02x = 1,290,260.68 × 456,067.25
  4. Step 4: Simplify right side
    861,794.02x = 588,445,640,110.73
  5. Step 5: Solve for x
    x = 588,445,640,110.73/861,794.02
  6. Step 6: Final answer
    x = 682,814.72

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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.