Home / 746,626.22-1,119,943.78-185,660.72

Finding the Fourth Proportional to 746,626.22, 1,119,943.78 and 185,660.72

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Solution

The fourth proportional to 746,626.22, 1,119,943.78 and 185,660.72 is: 278,492.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,626.22 : 1,119,943.78 = 185,660.72 : x
  2. Step 2: Convert to fraction form
    746,626.22/1,119,943.78 = 185,660.72/x
  3. Step 3: Cross multiply
    746,626.22x = 1,119,943.78 × 185,660.72
  4. Step 4: Simplify right side
    746,626.22x = 207,929,562,490.45
  5. Step 5: Solve for x
    x = 207,929,562,490.45/746,626.22
  6. Step 6: Final answer
    x = 278,492.18

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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.