Home / 348,076.22-480,374.55-195,111.96

Finding the Fourth Proportional to 348,076.22, 480,374.55 and 195,111.96

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Solution

The fourth proportional to 348,076.22, 480,374.55 and 195,111.96 is: 269,270.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,076.22 : 480,374.55 = 195,111.96 : x
  2. Step 2: Convert to fraction form
    348,076.22/480,374.55 = 195,111.96/x
  3. Step 3: Cross multiply
    348,076.22x = 480,374.55 × 195,111.96
  4. Step 4: Simplify right side
    348,076.22x = 93,726,819,984.62
  5. Step 5: Solve for x
    x = 93,726,819,984.62/348,076.22
  6. Step 6: Final answer
    x = 269,270.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.