Home / 336,221.92-504,493.20-209,827.84

Finding the Fourth Proportional to 336,221.92, 504,493.20 and 209,827.84

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Solution

The fourth proportional to 336,221.92, 504,493.20 and 209,827.84 is: 314,841.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,221.92 : 504,493.20 = 209,827.84 : x
  2. Step 2: Convert to fraction form
    336,221.92/504,493.20 = 209,827.84/x
  3. Step 3: Cross multiply
    336,221.92x = 504,493.20 × 209,827.84
  4. Step 4: Simplify right side
    336,221.92x = 105,856,718,450.69
  5. Step 5: Solve for x
    x = 105,856,718,450.69/336,221.92
  6. Step 6: Final answer
    x = 314,841.81

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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.