Home / 460,966.25-691,289.46-161,440.22

Finding the Fourth Proportional to 460,966.25, 691,289.46 and 161,440.22

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Solution

The fourth proportional to 460,966.25, 691,289.46 and 161,440.22 is: 242,104.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,966.25 : 691,289.46 = 161,440.22 : x
  2. Step 2: Convert to fraction form
    460,966.25/691,289.46 = 161,440.22/x
  3. Step 3: Cross multiply
    460,966.25x = 691,289.46 × 161,440.22
  4. Step 4: Simplify right side
    460,966.25x = 111,601,919,049.63
  5. Step 5: Solve for x
    x = 111,601,919,049.63/460,966.25
  6. Step 6: Final answer
    x = 242,104.32

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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.