Home / 966,355.28-1,448,832.60-486,878.48

Finding the Fourth Proportional to 966,355.28, 1,448,832.60 and 486,878.48

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Solution

The fourth proportional to 966,355.28, 1,448,832.60 and 486,878.48 is: 729,964.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,355.28 : 1,448,832.60 = 486,878.48 : x
  2. Step 2: Convert to fraction form
    966,355.28/1,448,832.60 = 486,878.48/x
  3. Step 3: Cross multiply
    966,355.28x = 1,448,832.60 × 486,878.48
  4. Step 4: Simplify right side
    966,355.28x = 705,405,414,062.45
  5. Step 5: Solve for x
    x = 705,405,414,062.45/966,355.28
  6. Step 6: Final answer
    x = 729,964.88

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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.