Home / 969,275.76-1,454,146.92-408,470.64

Finding the Fourth Proportional to 969,275.76, 1,454,146.92 and 408,470.64

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Solution

The fourth proportional to 969,275.76, 1,454,146.92 and 408,470.64 is: 612,804.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,275.76 : 1,454,146.92 = 408,470.64 : x
  2. Step 2: Convert to fraction form
    969,275.76/1,454,146.92 = 408,470.64/x
  3. Step 3: Cross multiply
    969,275.76x = 1,454,146.92 × 408,470.64
  4. Step 4: Simplify right side
    969,275.76x = 593,976,323,066.43
  5. Step 5: Solve for x
    x = 593,976,323,066.43/969,275.76
  6. Step 6: Final answer
    x = 612,804.27

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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.