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Finding the Fourth Proportional to 333,470.84, 500,213.68 and 120,255.95

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Solution

The fourth proportional to 333,470.84, 500,213.68 and 120,255.95 is: 180,386.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,470.84 : 500,213.68 = 120,255.95 : x
  2. Step 2: Convert to fraction form
    333,470.84/500,213.68 = 120,255.95/x
  3. Step 3: Cross multiply
    333,470.84x = 500,213.68 × 120,255.95
  4. Step 4: Simplify right side
    333,470.84x = 60,153,672,241.29
  5. Step 5: Solve for x
    x = 60,153,672,241.29/333,470.84
  6. Step 6: Final answer
    x = 180,386.61

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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.