Home / 998,627.22-1,497,951.76-288,661.41

Finding the Fourth Proportional to 998,627.22, 1,497,951.76 and 288,661.41

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Solution

The fourth proportional to 998,627.22, 1,497,951.76 and 288,661.41 is: 432,995.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,627.22 : 1,497,951.76 = 288,661.41 : x
  2. Step 2: Convert to fraction form
    998,627.22/1,497,951.76 = 288,661.41/x
  3. Step 3: Cross multiply
    998,627.22x = 1,497,951.76 × 288,661.41
  4. Step 4: Simplify right side
    998,627.22x = 432,400,861,355.85
  5. Step 5: Solve for x
    x = 432,400,861,355.85/998,627.22
  6. Step 6: Final answer
    x = 432,995.27

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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.