Home / 370,279.27-510,982.46-200,513.39

Finding the Fourth Proportional to 370,279.27, 510,982.46 and 200,513.39

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Solution

The fourth proportional to 370,279.27, 510,982.46 and 200,513.39 is: 276,706.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,279.27 : 510,982.46 = 200,513.39 : x
  2. Step 2: Convert to fraction form
    370,279.27/510,982.46 = 200,513.39/x
  3. Step 3: Cross multiply
    370,279.27x = 510,982.46 × 200,513.39
  4. Step 4: Simplify right side
    370,279.27x = 102,458,825,285.14
  5. Step 5: Solve for x
    x = 102,458,825,285.14/370,279.27
  6. Step 6: Final answer
    x = 276,706.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.