Home / 840,063.16-1,260,092.11-208,976.97

Finding the Fourth Proportional to 840,063.16, 1,260,092.11 and 208,976.97

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Solution

The fourth proportional to 840,063.16, 1,260,092.11 and 208,976.97 is: 313,464.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,063.16 : 1,260,092.11 = 208,976.97 : x
  2. Step 2: Convert to fraction form
    840,063.16/1,260,092.11 = 208,976.97/x
  3. Step 3: Cross multiply
    840,063.16x = 1,260,092.11 × 208,976.97
  4. Step 4: Simplify right side
    840,063.16x = 263,330,231,237.82
  5. Step 5: Solve for x
    x = 263,330,231,237.82/840,063.16
  6. Step 6: Final answer
    x = 313,464.80

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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.