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Finding the Fourth Proportional to 275,237.90, 379,998.62 and 183,486.41

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Solution

The fourth proportional to 275,237.90, 379,998.62 and 183,486.41 is: 253,324.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,237.90 : 379,998.62 = 183,486.41 : x
  2. Step 2: Convert to fraction form
    275,237.90/379,998.62 = 183,486.41/x
  3. Step 3: Cross multiply
    275,237.90x = 379,998.62 × 183,486.41
  4. Step 4: Simplify right side
    275,237.90x = 69,724,583,505.83
  5. Step 5: Solve for x
    x = 69,724,583,505.83/275,237.90
  6. Step 6: Final answer
    x = 253,324.79

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1.5x scale

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.