Home / 284,927.90-394,998.59-269,759.84

Finding the Fourth Proportional to 284,927.90, 394,998.59 and 269,759.84

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Solution

The fourth proportional to 284,927.90, 394,998.59 and 269,759.84 is: 373,970.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,927.90 : 394,998.59 = 269,759.84 : x
  2. Step 2: Convert to fraction form
    284,927.90/394,998.59 = 269,759.84/x
  3. Step 3: Cross multiply
    284,927.90x = 394,998.59 × 269,759.84
  4. Step 4: Simplify right side
    284,927.90x = 106,554,755,138.03
  5. Step 5: Solve for x
    x = 106,554,755,138.03/284,927.90
  6. Step 6: Final answer
    x = 373,970.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.