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Finding the Fourth Proportional to 333,474.91, 499,905.86 and 120,190.63

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Solution

The fourth proportional to 333,474.91, 499,905.86 and 120,190.63 is: 180,175.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,474.91 : 499,905.86 = 120,190.63 : x
  2. Step 2: Convert to fraction form
    333,474.91/499,905.86 = 120,190.63/x
  3. Step 3: Cross multiply
    333,474.91x = 499,905.86 × 120,190.63
  4. Step 4: Simplify right side
    333,474.91x = 60,083,999,031.46
  5. Step 5: Solve for x
    x = 60,083,999,031.46/333,474.91
  6. Step 6: Final answer
    x = 180,175.47

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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.