Home / 758,120.96-1,137,103.35-252,627.29

Finding the Fourth Proportional to 758,120.96, 1,137,103.35 and 252,627.29

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Solution

The fourth proportional to 758,120.96, 1,137,103.35 and 252,627.29 is: 378,914.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,120.96 : 1,137,103.35 = 252,627.29 : x
  2. Step 2: Convert to fraction form
    758,120.96/1,137,103.35 = 252,627.29/x
  3. Step 3: Cross multiply
    758,120.96x = 1,137,103.35 × 252,627.29
  4. Step 4: Simplify right side
    758,120.96x = 287,263,332,074.91
  5. Step 5: Solve for x
    x = 287,263,332,074.91/758,120.96
  6. Step 6: Final answer
    x = 378,914.91

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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.