Home / 494,868.90-682,927.02-268,514.40

Finding the Fourth Proportional to 494,868.90, 682,927.02 and 268,514.40

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Solution

The fourth proportional to 494,868.90, 682,927.02 and 268,514.40 is: 370,554.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,868.90 : 682,927.02 = 268,514.40 : x
  2. Step 2: Convert to fraction form
    494,868.90/682,927.02 = 268,514.40/x
  3. Step 3: Cross multiply
    494,868.90x = 682,927.02 × 268,514.40
  4. Step 4: Simplify right side
    494,868.90x = 183,375,739,019.09
  5. Step 5: Solve for x
    x = 183,375,739,019.09/494,868.90
  6. Step 6: Final answer
    x = 370,554.18

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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.