Home / 494,913.86-682,983-268,559.36

Finding the Fourth Proportional to 494,913.86, 682,983 and 268,559.36

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Solution

The fourth proportional to 494,913.86, 682,983 and 268,559.36 is: 370,612.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,913.86 : 682,983 = 268,559.36 : x
  2. Step 2: Convert to fraction form
    494,913.86/682,983 = 268,559.36/x
  3. Step 3: Cross multiply
    494,913.86x = 682,983 × 268,559.36
  4. Step 4: Simplify right side
    494,913.86x = 183,421,477,370.88
  5. Step 5: Solve for x
    x = 183,421,477,370.88/494,913.86
  6. Step 6: Final answer
    x = 370,612.93

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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.