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Finding the Fourth Proportional to 339,586.83, 508,063.19 and 245,034.72

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Solution

The fourth proportional to 339,586.83, 508,063.19 and 245,034.72 is: 366,601.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,586.83 : 508,063.19 = 245,034.72 : x
  2. Step 2: Convert to fraction form
    339,586.83/508,063.19 = 245,034.72/x
  3. Step 3: Cross multiply
    339,586.83x = 508,063.19 × 245,034.72
  4. Step 4: Simplify right side
    339,586.83x = 124,493,120,278.78
  5. Step 5: Solve for x
    x = 124,493,120,278.78/339,586.83
  6. Step 6: Final answer
    x = 366,601.73

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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.