Home / 681,924.02-1,022,848.94-208,609.38

Finding the Fourth Proportional to 681,924.02, 1,022,848.94 and 208,609.38

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Solution

The fourth proportional to 681,924.02, 1,022,848.94 and 208,609.38 is: 312,902.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,924.02 : 1,022,848.94 = 208,609.38 : x
  2. Step 2: Convert to fraction form
    681,924.02/1,022,848.94 = 208,609.38/x
  3. Step 3: Cross multiply
    681,924.02x = 1,022,848.94 × 208,609.38
  4. Step 4: Simplify right side
    681,924.02x = 213,375,883,207.06
  5. Step 5: Solve for x
    x = 213,375,883,207.06/681,924.02
  6. Step 6: Final answer
    x = 312,902.72

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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.