Home / 922,229.76-1,383,465.60-361,191.36

Finding the Fourth Proportional to 922,229.76, 1,383,465.60 and 361,191.36

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Solution

The fourth proportional to 922,229.76, 1,383,465.60 and 361,191.36 is: 541,834.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,229.76 : 1,383,465.60 = 361,191.36 : x
  2. Step 2: Convert to fraction form
    922,229.76/1,383,465.60 = 361,191.36/x
  3. Step 3: Cross multiply
    922,229.76x = 1,383,465.60 × 361,191.36
  4. Step 4: Simplify right side
    922,229.76x = 499,695,821,577.22
  5. Step 5: Solve for x
    x = 499,695,821,577.22/922,229.76
  6. Step 6: Final answer
    x = 541,834.41

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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.