Home / 1,246,605.66-1,869,908.40-299,976.48

Finding the Fourth Proportional to 1,246,605.66, 1,869,908.40 and 299,976.48

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Solution

The fourth proportional to 1,246,605.66, 1,869,908.40 and 299,976.48 is: 449,964.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,605.66 : 1,869,908.40 = 299,976.48 : x
  2. Step 2: Convert to fraction form
    1,246,605.66/1,869,908.40 = 299,976.48/x
  3. Step 3: Cross multiply
    1,246,605.66x = 1,869,908.40 × 299,976.48
  4. Step 4: Simplify right side
    1,246,605.66x = 560,928,539,754.43
  5. Step 5: Solve for x
    x = 560,928,539,754.43/1,246,605.66
  6. Step 6: Final answer
    x = 449,964.70

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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.