Home / 914,062.60-1,368,761.10-727,438.60

Finding the Fourth Proportional to 914,062.60, 1,368,761.10 and 727,438.60

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Solution

The fourth proportional to 914,062.60, 1,368,761.10 and 727,438.60 is: 1,089,301.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,062.60 : 1,368,761.10 = 727,438.60 : x
  2. Step 2: Convert to fraction form
    914,062.60/1,368,761.10 = 727,438.60/x
  3. Step 3: Cross multiply
    914,062.60x = 1,368,761.10 × 727,438.60
  4. Step 4: Simplify right side
    914,062.60x = 995,689,658,318.46
  5. Step 5: Solve for x
    x = 995,689,658,318.46/914,062.60
  6. Step 6: Final answer
    x = 1,089,301.39

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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.