Home / 995,866.78-1,374,289.68-566,147.02

Finding the Fourth Proportional to 995,866.78, 1,374,289.68 and 566,147.02

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Solution

The fourth proportional to 995,866.78, 1,374,289.68 and 566,147.02 is: 781,279.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,866.78 : 1,374,289.68 = 566,147.02 : x
  2. Step 2: Convert to fraction form
    995,866.78/1,374,289.68 = 566,147.02/x
  3. Step 3: Cross multiply
    995,866.78x = 1,374,289.68 × 566,147.02
  4. Step 4: Simplify right side
    995,866.78x = 778,050,006,948.75
  5. Step 5: Solve for x
    x = 778,050,006,948.75/995,866.78
  6. Step 6: Final answer
    x = 781,279.21

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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.