Home / 646,014.27-969,087.69-246,990.65

Finding the Fourth Proportional to 646,014.27, 969,087.69 and 246,990.65

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Solution

The fourth proportional to 646,014.27, 969,087.69 and 246,990.65 is: 370,511.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,014.27 : 969,087.69 = 246,990.65 : x
  2. Step 2: Convert to fraction form
    646,014.27/969,087.69 = 246,990.65/x
  3. Step 3: Cross multiply
    646,014.27x = 969,087.69 × 246,990.65
  4. Step 4: Simplify right side
    646,014.27x = 239,355,593,614.66
  5. Step 5: Solve for x
    x = 239,355,593,614.66/646,014.27
  6. Step 6: Final answer
    x = 370,511.31

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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.