Home / 339,015.64-467,927.60-231,629.08

Finding the Fourth Proportional to 339,015.64, 467,927.60 and 231,629.08

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Solution

The fourth proportional to 339,015.64, 467,927.60 and 231,629.08 is: 319,706.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,015.64 : 467,927.60 = 231,629.08 : x
  2. Step 2: Convert to fraction form
    339,015.64/467,927.60 = 231,629.08/x
  3. Step 3: Cross multiply
    339,015.64x = 467,927.60 × 231,629.08
  4. Step 4: Simplify right side
    339,015.64x = 108,385,639,494.61
  5. Step 5: Solve for x
    x = 108,385,639,494.61/339,015.64
  6. Step 6: Final answer
    x = 319,706.90

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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.