Home / 844,910.92-1,267,267.76-339,451.48

Finding the Fourth Proportional to 844,910.92, 1,267,267.76 and 339,451.48

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Solution

The fourth proportional to 844,910.92, 1,267,267.76 and 339,451.48 is: 509,137.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,910.92 : 1,267,267.76 = 339,451.48 : x
  2. Step 2: Convert to fraction form
    844,910.92/1,267,267.76 = 339,451.48/x
  3. Step 3: Cross multiply
    844,910.92x = 1,267,267.76 × 339,451.48
  4. Step 4: Simplify right side
    844,910.92x = 430,175,916,688.29
  5. Step 5: Solve for x
    x = 430,175,916,688.29/844,910.92
  6. Step 6: Final answer
    x = 509,137.60

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1.5x scale

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.