Home / 409,930.60-614,982.30-173,151.40

Finding the Fourth Proportional to 409,930.60, 614,982.30 and 173,151.40

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Solution

The fourth proportional to 409,930.60, 614,982.30 and 173,151.40 is: 259,763.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,930.60 : 614,982.30 = 173,151.40 : x
  2. Step 2: Convert to fraction form
    409,930.60/614,982.30 = 173,151.40/x
  3. Step 3: Cross multiply
    409,930.60x = 614,982.30 × 173,151.40
  4. Step 4: Simplify right side
    409,930.60x = 106,485,046,220.22
  5. Step 5: Solve for x
    x = 106,485,046,220.22/409,930.60
  6. Step 6: Final answer
    x = 259,763.59

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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.