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Finding the Fourth Proportional to 293,958.72, 440,940.51 and 94,279.41

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Solution

The fourth proportional to 293,958.72, 440,940.51 and 94,279.41 is: 141,419.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,958.72 : 440,940.51 = 94,279.41 : x
  2. Step 2: Convert to fraction form
    293,958.72/440,940.51 = 94,279.41/x
  3. Step 3: Cross multiply
    293,958.72x = 440,940.51 × 94,279.41
  4. Step 4: Simplify right side
    293,958.72x = 41,571,611,127.90
  5. Step 5: Solve for x
    x = 41,571,611,127.90/293,958.72
  6. Step 6: Final answer
    x = 141,419.89

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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.