Home / 494,737.95-682,739.69-268,383.45

Finding the Fourth Proportional to 494,737.95, 682,739.69 and 268,383.45

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Solution

The fourth proportional to 494,737.95, 682,739.69 and 268,383.45 is: 370,369.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,737.95 : 682,739.69 = 268,383.45 : x
  2. Step 2: Convert to fraction form
    494,737.95/682,739.69 = 268,383.45/x
  3. Step 3: Cross multiply
    494,737.95x = 682,739.69 × 268,383.45
  4. Step 4: Simplify right side
    494,737.95x = 183,236,032,112.21
  5. Step 5: Solve for x
    x = 183,236,032,112.21/494,737.95
  6. Step 6: Final answer
    x = 370,369.87

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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.