Home / 454,862.28-682,221.09-151,231.19

Finding the Fourth Proportional to 454,862.28, 682,221.09 and 151,231.19

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Solution

The fourth proportional to 454,862.28, 682,221.09 and 151,231.19 is: 226,822.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,862.28 : 682,221.09 = 151,231.19 : x
  2. Step 2: Convert to fraction form
    454,862.28/682,221.09 = 151,231.19/x
  3. Step 3: Cross multiply
    454,862.28x = 682,221.09 × 151,231.19
  4. Step 4: Simplify right side
    454,862.28x = 103,173,107,283.80
  5. Step 5: Solve for x
    x = 103,173,107,283.80/454,862.28
  6. Step 6: Final answer
    x = 226,822.74

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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.