Home / 494,415.12-741,377.25-157,411.95

Finding the Fourth Proportional to 494,415.12, 741,377.25 and 157,411.95

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Solution

The fourth proportional to 494,415.12, 741,377.25 and 157,411.95 is: 236,039.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,415.12 : 741,377.25 = 157,411.95 : x
  2. Step 2: Convert to fraction form
    494,415.12/741,377.25 = 157,411.95/x
  3. Step 3: Cross multiply
    494,415.12x = 741,377.25 × 157,411.95
  4. Step 4: Simplify right side
    494,415.12x = 116,701,638,608.14
  5. Step 5: Solve for x
    x = 116,701,638,608.14/494,415.12
  6. Step 6: Final answer
    x = 236,039.78

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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.