Home / 329,847.09-494,364.83-187,811.97

Finding the Fourth Proportional to 329,847.09, 494,364.83 and 187,811.97

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Solution

The fourth proportional to 329,847.09, 494,364.83 and 187,811.97 is: 281,486.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,847.09 : 494,364.83 = 187,811.97 : x
  2. Step 2: Convert to fraction form
    329,847.09/494,364.83 = 187,811.97/x
  3. Step 3: Cross multiply
    329,847.09x = 494,364.83 × 187,811.97
  4. Step 4: Simplify right side
    329,847.09x = 92,847,631,681.96
  5. Step 5: Solve for x
    x = 92,847,631,681.96/329,847.09
  6. Step 6: Final answer
    x = 281,486.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.