Home / 1,206,869.78-1,810,304.62-308,313.48

Finding the Fourth Proportional to 1,206,869.78, 1,810,304.62 and 308,313.48

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Solution

The fourth proportional to 1,206,869.78, 1,810,304.62 and 308,313.48 is: 462,470.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,869.78 : 1,810,304.62 = 308,313.48 : x
  2. Step 2: Convert to fraction form
    1,206,869.78/1,810,304.62 = 308,313.48/x
  3. Step 3: Cross multiply
    1,206,869.78x = 1,810,304.62 × 308,313.48
  4. Step 4: Simplify right side
    1,206,869.78x = 558,141,317,252.28
  5. Step 5: Solve for x
    x = 558,141,317,252.28/1,206,869.78
  6. Step 6: Final answer
    x = 462,470.21

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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.