Home / 401,568.20-554,192.24-229,511.52

Finding the Fourth Proportional to 401,568.20, 554,192.24 and 229,511.52

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Solution

The fourth proportional to 401,568.20, 554,192.24 and 229,511.52 is: 316,741.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,568.20 : 554,192.24 = 229,511.52 : x
  2. Step 2: Convert to fraction form
    401,568.20/554,192.24 = 229,511.52/x
  3. Step 3: Cross multiply
    401,568.20x = 554,192.24 × 229,511.52
  4. Step 4: Simplify right side
    401,568.20x = 127,193,503,374.61
  5. Step 5: Solve for x
    x = 127,193,503,374.61/401,568.20
  6. Step 6: Final answer
    x = 316,741.97

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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.