Home / 502,861.07-693,940.60-273,416.52

Finding the Fourth Proportional to 502,861.07, 693,940.60 and 273,416.52

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Solution

The fourth proportional to 502,861.07, 693,940.60 and 273,416.52 is: 377,310.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,861.07 : 693,940.60 = 273,416.52 : x
  2. Step 2: Convert to fraction form
    502,861.07/693,940.60 = 273,416.52/x
  3. Step 3: Cross multiply
    502,861.07x = 693,940.60 × 273,416.52
  4. Step 4: Simplify right side
    502,861.07x = 189,734,826,882.76
  5. Step 5: Solve for x
    x = 189,734,826,882.76/502,861.07
  6. Step 6: Final answer
    x = 377,310.63

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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.