Home / 995,385.90-1,493,078.42-247,431.90

Finding the Fourth Proportional to 995,385.90, 1,493,078.42 and 247,431.90

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Solution

The fourth proportional to 995,385.90, 1,493,078.42 and 247,431.90 is: 371,147.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,385.90 : 1,493,078.42 = 247,431.90 : x
  2. Step 2: Convert to fraction form
    995,385.90/1,493,078.42 = 247,431.90/x
  3. Step 3: Cross multiply
    995,385.90x = 1,493,078.42 × 247,431.90
  4. Step 4: Simplify right side
    995,385.90x = 369,435,230,309.60
  5. Step 5: Solve for x
    x = 369,435,230,309.60/995,385.90
  6. Step 6: Final answer
    x = 371,147.74

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1.5x scale

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.