Home / 646,568.36-969,910.98-247,212.61

Finding the Fourth Proportional to 646,568.36, 969,910.98 and 247,212.61

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Solution

The fourth proportional to 646,568.36, 969,910.98 and 247,212.61 is: 370,841.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,568.36 : 969,910.98 = 247,212.61 : x
  2. Step 2: Convert to fraction form
    646,568.36/969,910.98 = 247,212.61/x
  3. Step 3: Cross multiply
    646,568.36x = 969,910.98 × 247,212.61
  4. Step 4: Simplify right side
    646,568.36x = 239,774,221,481.63
  5. Step 5: Solve for x
    x = 239,774,221,481.63/646,568.36
  6. Step 6: Final answer
    x = 370,841.25

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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.