Home / 254,467.12-383,487.94-229,198.36

Finding the Fourth Proportional to 254,467.12, 383,487.94 and 229,198.36

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Solution

The fourth proportional to 254,467.12, 383,487.94 and 229,198.36 is: 345,407.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,467.12 : 383,487.94 = 229,198.36 : x
  2. Step 2: Convert to fraction form
    254,467.12/383,487.94 = 229,198.36/x
  3. Step 3: Cross multiply
    254,467.12x = 383,487.94 × 229,198.36
  4. Step 4: Simplify right side
    254,467.12x = 87,894,806,927.78
  5. Step 5: Solve for x
    x = 87,894,806,927.78/254,467.12
  6. Step 6: Final answer
    x = 345,407.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.