Home / 995,865.78-1,374,288.30-566,146.02

Finding the Fourth Proportional to 995,865.78, 1,374,288.30 and 566,146.02

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Solution

The fourth proportional to 995,865.78, 1,374,288.30 and 566,146.02 is: 781,277.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,865.78 : 1,374,288.30 = 566,146.02 : x
  2. Step 2: Convert to fraction form
    995,865.78/1,374,288.30 = 566,146.02/x
  3. Step 3: Cross multiply
    995,865.78x = 1,374,288.30 × 566,146.02
  4. Step 4: Simplify right side
    995,865.78x = 778,047,851,377.57
  5. Step 5: Solve for x
    x = 778,047,851,377.57/995,865.78
  6. Step 6: Final answer
    x = 781,277.83

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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.