Home / 962,613.60-1,443,920.40-664,015.20

Finding the Fourth Proportional to 962,613.60, 1,443,920.40 and 664,015.20

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Solution

The fourth proportional to 962,613.60, 1,443,920.40 and 664,015.20 is: 996,022.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,613.60 : 1,443,920.40 = 664,015.20 : x
  2. Step 2: Convert to fraction form
    962,613.60/1,443,920.40 = 664,015.20/x
  3. Step 3: Cross multiply
    962,613.60x = 1,443,920.40 × 664,015.20
  4. Step 4: Simplify right side
    962,613.60x = 958,785,093,190.08
  5. Step 5: Solve for x
    x = 958,785,093,190.08/962,613.60
  6. Step 6: Final answer
    x = 996,022.80

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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.