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Finding the Fourth Proportional to 330,894.37, 496,294.70 and 106,225.22

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Solution

The fourth proportional to 330,894.37, 496,294.70 and 106,225.22 is: 159,322.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,894.37 : 496,294.70 = 106,225.22 : x
  2. Step 2: Convert to fraction form
    330,894.37/496,294.70 = 106,225.22/x
  3. Step 3: Cross multiply
    330,894.37x = 496,294.70 × 106,225.22
  4. Step 4: Simplify right side
    330,894.37x = 52,719,014,401.94
  5. Step 5: Solve for x
    x = 52,719,014,401.94/330,894.37
  6. Step 6: Final answer
    x = 159,322.79

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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.