Home / 739,249.10-1,108,704.15-206,823.95

Finding the Fourth Proportional to 739,249.10, 1,108,704.15 and 206,823.95

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Solution

The fourth proportional to 739,249.10, 1,108,704.15 and 206,823.95 is: 310,188.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,249.10 : 1,108,704.15 = 206,823.95 : x
  2. Step 2: Convert to fraction form
    739,249.10/1,108,704.15 = 206,823.95/x
  3. Step 3: Cross multiply
    739,249.10x = 1,108,704.15 × 206,823.95
  4. Step 4: Simplify right side
    739,249.10x = 229,306,566,140.87
  5. Step 5: Solve for x
    x = 229,306,566,140.87/739,249.10
  6. Step 6: Final answer
    x = 310,188.50

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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.