Home / 272,829.80-409,244.70-229,527.20

Finding the Fourth Proportional to 272,829.80, 409,244.70 and 229,527.20

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Solution

The fourth proportional to 272,829.80, 409,244.70 and 229,527.20 is: 344,290.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,829.80 : 409,244.70 = 229,527.20 : x
  2. Step 2: Convert to fraction form
    272,829.80/409,244.70 = 229,527.20/x
  3. Step 3: Cross multiply
    272,829.80x = 409,244.70 × 229,527.20
  4. Step 4: Simplify right side
    272,829.80x = 93,932,790,105.84
  5. Step 5: Solve for x
    x = 93,932,790,105.84/272,829.80
  6. Step 6: Final answer
    x = 344,290.80

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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.