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Finding the Fourth Proportional to 534,786.84, 801,640.42 and 335,247.39

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Solution

The fourth proportional to 534,786.84, 801,640.42 and 335,247.39 is: 502,532.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,786.84 : 801,640.42 = 335,247.39 : x
  2. Step 2: Convert to fraction form
    534,786.84/801,640.42 = 335,247.39/x
  3. Step 3: Cross multiply
    534,786.84x = 801,640.42 × 335,247.39
  4. Step 4: Simplify right side
    534,786.84x = 268,747,857,685.39
  5. Step 5: Solve for x
    x = 268,747,857,685.39/534,786.84
  6. Step 6: Final answer
    x = 502,532.67

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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.