Home / 330,915.82-496,373.79-231,270.64

Finding the Fourth Proportional to 330,915.82, 496,373.79 and 231,270.64

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Solution

The fourth proportional to 330,915.82, 496,373.79 and 231,270.64 is: 346,906.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,915.82 : 496,373.79 = 231,270.64 : x
  2. Step 2: Convert to fraction form
    330,915.82/496,373.79 = 231,270.64/x
  3. Step 3: Cross multiply
    330,915.82x = 496,373.79 × 231,270.64
  4. Step 4: Simplify right side
    330,915.82x = 114,796,684,092.53
  5. Step 5: Solve for x
    x = 114,796,684,092.53/330,915.82
  6. Step 6: Final answer
    x = 346,906.00

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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.