Home / 494,853.90-682,906.32-268,499.40

Finding the Fourth Proportional to 494,853.90, 682,906.32 and 268,499.40

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Solution

The fourth proportional to 494,853.90, 682,906.32 and 268,499.40 is: 370,533.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,853.90 : 682,906.32 = 268,499.40 : x
  2. Step 2: Convert to fraction form
    494,853.90/682,906.32 = 268,499.40/x
  3. Step 3: Cross multiply
    494,853.90x = 682,906.32 × 268,499.40
  4. Step 4: Simplify right side
    494,853.90x = 183,359,937,176.21
  5. Step 5: Solve for x
    x = 183,359,937,176.21/494,853.90
  6. Step 6: Final answer
    x = 370,533.48

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1.5x scale

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.