Home / 460,680.39-691,118.99-161,170.74

Finding the Fourth Proportional to 460,680.39, 691,118.99 and 161,170.74

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Solution

The fourth proportional to 460,680.39, 691,118.99 and 161,170.74 is: 241,790.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,680.39 : 691,118.99 = 161,170.74 : x
  2. Step 2: Convert to fraction form
    460,680.39/691,118.99 = 161,170.74/x
  3. Step 3: Cross multiply
    460,680.39x = 691,118.99 × 161,170.74
  4. Step 4: Simplify right side
    460,680.39x = 111,388,159,046.35
  5. Step 5: Solve for x
    x = 111,388,159,046.35/460,680.39
  6. Step 6: Final answer
    x = 241,790.54

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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.