Home / 434,736.80-652,105.20-268,848.80

Finding the Fourth Proportional to 434,736.80, 652,105.20 and 268,848.80

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Solution

The fourth proportional to 434,736.80, 652,105.20 and 268,848.80 is: 403,273.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,736.80 : 652,105.20 = 268,848.80 : x
  2. Step 2: Convert to fraction form
    434,736.80/652,105.20 = 268,848.80/x
  3. Step 3: Cross multiply
    434,736.80x = 652,105.20 × 268,848.80
  4. Step 4: Simplify right side
    434,736.80x = 175,317,700,493.76
  5. Step 5: Solve for x
    x = 175,317,700,493.76/434,736.80
  6. Step 6: Final answer
    x = 403,273.20

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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.