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Finding the Fourth Proportional to 274,015.98, 411,064.98 and 84,460.59

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Solution

The fourth proportional to 274,015.98, 411,064.98 and 84,460.59 is: 126,703.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,015.98 : 411,064.98 = 84,460.59 : x
  2. Step 2: Convert to fraction form
    274,015.98/411,064.98 = 84,460.59/x
  3. Step 3: Cross multiply
    274,015.98x = 411,064.98 × 84,460.59
  4. Step 4: Simplify right side
    274,015.98x = 34,718,790,422.41
  5. Step 5: Solve for x
    x = 34,718,790,422.41/274,015.98
  6. Step 6: Final answer
    x = 126,703.52

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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.