Home / 256,046.98-353,511.26-229,143.24

Finding the Fourth Proportional to 256,046.98, 353,511.26 and 229,143.24

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Solution

The fourth proportional to 256,046.98, 353,511.26 and 229,143.24 is: 316,366.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,046.98 : 353,511.26 = 229,143.24 : x
  2. Step 2: Convert to fraction form
    256,046.98/353,511.26 = 229,143.24/x
  3. Step 3: Cross multiply
    256,046.98x = 353,511.26 × 229,143.24
  4. Step 4: Simplify right side
    256,046.98x = 81,004,715,492.88
  5. Step 5: Solve for x
    x = 81,004,715,492.88/256,046.98
  6. Step 6: Final answer
    x = 316,366.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.