Home / 723,930.73-1,085,250.83-274,966.88

Finding the Fourth Proportional to 723,930.73, 1,085,250.83 and 274,966.88

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Solution

The fourth proportional to 723,930.73, 1,085,250.83 and 274,966.88 is: 412,205.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,930.73 : 1,085,250.83 = 274,966.88 : x
  2. Step 2: Convert to fraction form
    723,930.73/1,085,250.83 = 274,966.88/x
  3. Step 3: Cross multiply
    723,930.73x = 1,085,250.83 × 274,966.88
  4. Step 4: Simplify right side
    723,930.73x = 298,408,036,080.80
  5. Step 5: Solve for x
    x = 298,408,036,080.80/723,930.73
  6. Step 6: Final answer
    x = 412,205.24

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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.