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Finding the Fourth Proportional to 701,994.28, 969,342.62 and 444,325.78

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Solution

The fourth proportional to 701,994.28, 969,342.62 and 444,325.78 is: 613,543.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,994.28 : 969,342.62 = 444,325.78 : x
  2. Step 2: Convert to fraction form
    701,994.28/969,342.62 = 444,325.78/x
  3. Step 3: Cross multiply
    701,994.28x = 969,342.62 × 444,325.78
  4. Step 4: Simplify right side
    701,994.28x = 430,703,915,718.74
  5. Step 5: Solve for x
    x = 430,703,915,718.74/701,994.28
  6. Step 6: Final answer
    x = 613,543.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.