Home / 646,015.27-969,089.19-246,991.65

Finding the Fourth Proportional to 646,015.27, 969,089.19 and 246,991.65

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Solution

The fourth proportional to 646,015.27, 969,089.19 and 246,991.65 is: 370,512.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,015.27 : 969,089.19 = 246,991.65 : x
  2. Step 2: Convert to fraction form
    646,015.27/969,089.19 = 246,991.65/x
  3. Step 3: Cross multiply
    646,015.27x = 969,089.19 × 246,991.65
  4. Step 4: Simplify right side
    646,015.27x = 239,356,938,035.26
  5. Step 5: Solve for x
    x = 239,356,938,035.26/646,015.27
  6. Step 6: Final answer
    x = 370,512.82

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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.