Home / 275,620.82-379,476.90-235,172.26

Finding the Fourth Proportional to 275,620.82, 379,476.90 and 235,172.26

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Solution

The fourth proportional to 275,620.82, 379,476.90 and 235,172.26 is: 323,787.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,620.82 : 379,476.90 = 235,172.26 : x
  2. Step 2: Convert to fraction form
    275,620.82/379,476.90 = 235,172.26/x
  3. Step 3: Cross multiply
    275,620.82x = 379,476.90 × 235,172.26
  4. Step 4: Simplify right side
    275,620.82x = 89,242,437,117.55
  5. Step 5: Solve for x
    x = 89,242,437,117.55/275,620.82
  6. Step 6: Final answer
    x = 323,787.00

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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.