Home / 866,162.65-1,299,229.66-258,952.37

Finding the Fourth Proportional to 866,162.65, 1,299,229.66 and 258,952.37

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Solution

The fourth proportional to 866,162.65, 1,299,229.66 and 258,952.37 is: 388,424.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,162.65 : 1,299,229.66 = 258,952.37 : x
  2. Step 2: Convert to fraction form
    866,162.65/1,299,229.66 = 258,952.37/x
  3. Step 3: Cross multiply
    866,162.65x = 1,299,229.66 × 258,952.37
  4. Step 4: Simplify right side
    866,162.65x = 336,438,599,631.29
  5. Step 5: Solve for x
    x = 336,438,599,631.29/866,162.65
  6. Step 6: Final answer
    x = 388,424.28

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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.