Home / 746,584.07-1,119,880.35-185,618.57

Finding the Fourth Proportional to 746,584.07, 1,119,880.35 and 185,618.57

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Solution

The fourth proportional to 746,584.07, 1,119,880.35 and 185,618.57 is: 278,428.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,584.07 : 1,119,880.35 = 185,618.57 : x
  2. Step 2: Convert to fraction form
    746,584.07/1,119,880.35 = 185,618.57/x
  3. Step 3: Cross multiply
    746,584.07x = 1,119,880.35 × 185,618.57
  4. Step 4: Simplify right side
    746,584.07x = 207,870,589,138.10
  5. Step 5: Solve for x
    x = 207,870,589,138.10/746,584.07
  6. Step 6: Final answer
    x = 278,428.91

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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.