Home / 995,889.78-1,374,321.42-566,170.02

Finding the Fourth Proportional to 995,889.78, 1,374,321.42 and 566,170.02

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Solution

The fourth proportional to 995,889.78, 1,374,321.42 and 566,170.02 is: 781,310.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,889.78 : 1,374,321.42 = 566,170.02 : x
  2. Step 2: Convert to fraction form
    995,889.78/1,374,321.42 = 566,170.02/x
  3. Step 3: Cross multiply
    995,889.78x = 1,374,321.42 × 566,170.02
  4. Step 4: Simplify right side
    995,889.78x = 778,099,585,847.83
  5. Step 5: Solve for x
    x = 778,099,585,847.83/995,889.78
  6. Step 6: Final answer
    x = 781,310.95

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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.