Home / 340,917.37-511,396.22-104,276.41

Finding the Fourth Proportional to 340,917.37, 511,396.22 and 104,276.41

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Solution

The fourth proportional to 340,917.37, 511,396.22 and 104,276.41 is: 156,420.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,917.37 : 511,396.22 = 104,276.41 : x
  2. Step 2: Convert to fraction form
    340,917.37/511,396.22 = 104,276.41/x
  3. Step 3: Cross multiply
    340,917.37x = 511,396.22 × 104,276.41
  4. Step 4: Simplify right side
    340,917.37x = 53,326,561,387.79
  5. Step 5: Solve for x
    x = 53,326,561,387.79/340,917.37
  6. Step 6: Final answer
    x = 156,420.78

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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.