Home / 574,868.40-862,236.84-154,111.44

Finding the Fourth Proportional to 574,868.40, 862,236.84 and 154,111.44

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Solution

The fourth proportional to 574,868.40, 862,236.84 and 154,111.44 is: 231,149.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,868.40 : 862,236.84 = 154,111.44 : x
  2. Step 2: Convert to fraction form
    574,868.40/862,236.84 = 154,111.44/x
  3. Step 3: Cross multiply
    574,868.40x = 862,236.84 × 154,111.44
  4. Step 4: Simplify right side
    574,868.40x = 132,880,561,033.45
  5. Step 5: Solve for x
    x = 132,880,561,033.45/574,868.40
  6. Step 6: Final answer
    x = 231,149.53

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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.