Home / 451,190.64-676,761.05-151,640.29

Finding the Fourth Proportional to 451,190.64, 676,761.05 and 151,640.29

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Solution

The fourth proportional to 451,190.64, 676,761.05 and 151,640.29 is: 227,452.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,190.64 : 676,761.05 = 151,640.29 : x
  2. Step 2: Convert to fraction form
    451,190.64/676,761.05 = 151,640.29/x
  3. Step 3: Cross multiply
    451,190.64x = 676,761.05 × 151,640.29
  4. Step 4: Simplify right side
    451,190.64x = 102,624,243,107.76
  5. Step 5: Solve for x
    x = 102,624,243,107.76/451,190.64
  6. Step 6: Final answer
    x = 227,452.06

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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.