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Finding the Fourth Proportional to 333,061.40, 499,717.55 and 200,034.39

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Solution

The fourth proportional to 333,061.40, 499,717.55 and 200,034.39 is: 300,126.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,061.40 : 499,717.55 = 200,034.39 : x
  2. Step 2: Convert to fraction form
    333,061.40/499,717.55 = 200,034.39/x
  3. Step 3: Cross multiply
    333,061.40x = 499,717.55 × 200,034.39
  4. Step 4: Simplify right side
    333,061.40x = 99,960,697,660.57
  5. Step 5: Solve for x
    x = 99,960,697,660.57/333,061.40
  6. Step 6: Final answer
    x = 300,126.93

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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.