Home / 969,490.40-1,454,393.25-286,446.56

Finding the Fourth Proportional to 969,490.40, 1,454,393.25 and 286,446.56

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Solution

The fourth proportional to 969,490.40, 1,454,393.25 and 286,446.56 is: 429,716.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,490.40 : 1,454,393.25 = 286,446.56 : x
  2. Step 2: Convert to fraction form
    969,490.40/1,454,393.25 = 286,446.56/x
  3. Step 3: Cross multiply
    969,490.40x = 1,454,393.25 × 286,446.56
  4. Step 4: Simplify right side
    969,490.40x = 416,605,936,077.75
  5. Step 5: Solve for x
    x = 416,605,936,077.75/969,490.40
  6. Step 6: Final answer
    x = 429,716.41

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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.