Home / 345,481.23-476,766-200,373.02

Finding the Fourth Proportional to 345,481.23, 476,766 and 200,373.02

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Solution

The fourth proportional to 345,481.23, 476,766 and 200,373.02 is: 276,515.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,481.23 : 476,766 = 200,373.02 : x
  2. Step 2: Convert to fraction form
    345,481.23/476,766 = 200,373.02/x
  3. Step 3: Cross multiply
    345,481.23x = 476,766 × 200,373.02
  4. Step 4: Simplify right side
    345,481.23x = 95,531,045,339.17
  5. Step 5: Solve for x
    x = 95,531,045,339.17/345,481.23
  6. Step 6: Final answer
    x = 276,515.87

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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.