Home / 746,701.20-1,120,049.64-185,735.70

Finding the Fourth Proportional to 746,701.20, 1,120,049.64 and 185,735.70

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Solution

The fourth proportional to 746,701.20, 1,120,049.64 and 185,735.70 is: 278,603.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,701.20 : 1,120,049.64 = 185,735.70 : x
  2. Step 2: Convert to fraction form
    746,701.20/1,120,049.64 = 185,735.70/x
  3. Step 3: Cross multiply
    746,701.20x = 1,120,049.64 × 185,735.70
  4. Step 4: Simplify right side
    746,701.20x = 208,033,203,920.15
  5. Step 5: Solve for x
    x = 208,033,203,920.15/746,701.20
  6. Step 6: Final answer
    x = 278,603.01

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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.