Home / 461,217.74-636,481.44-257,263.43

Finding the Fourth Proportional to 461,217.74, 636,481.44 and 257,263.43

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Solution

The fourth proportional to 461,217.74, 636,481.44 and 257,263.43 is: 355,024.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,217.74 : 636,481.44 = 257,263.43 : x
  2. Step 2: Convert to fraction form
    461,217.74/636,481.44 = 257,263.43/x
  3. Step 3: Cross multiply
    461,217.74x = 636,481.44 × 257,263.43
  4. Step 4: Simplify right side
    461,217.74x = 163,743,395,203.33
  5. Step 5: Solve for x
    x = 163,743,395,203.33/461,217.74
  6. Step 6: Final answer
    x = 355,024.07

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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.