Home / 888,029.22-1,225,462.05-485,621.22

Finding the Fourth Proportional to 888,029.22, 1,225,462.05 and 485,621.22

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Solution

The fourth proportional to 888,029.22, 1,225,462.05 and 485,621.22 is: 670,147.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,029.22 : 1,225,462.05 = 485,621.22 : x
  2. Step 2: Convert to fraction form
    888,029.22/1,225,462.05 = 485,621.22/x
  3. Step 3: Cross multiply
    888,029.22x = 1,225,462.05 × 485,621.22
  4. Step 4: Simplify right side
    888,029.22x = 595,110,375,784.70
  5. Step 5: Solve for x
    x = 595,110,375,784.70/888,029.22
  6. Step 6: Final answer
    x = 670,147.29

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1.5x scale

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.