Home / 824,519.73-1,236,747.24-344,623.59

Finding the Fourth Proportional to 824,519.73, 1,236,747.24 and 344,623.59

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Solution

The fourth proportional to 824,519.73, 1,236,747.24 and 344,623.59 is: 516,921.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,519.73 : 1,236,747.24 = 344,623.59 : x
  2. Step 2: Convert to fraction form
    824,519.73/1,236,747.24 = 344,623.59/x
  3. Step 3: Cross multiply
    824,519.73x = 1,236,747.24 × 344,623.59
  4. Step 4: Simplify right side
    824,519.73x = 426,212,273,771.39
  5. Step 5: Solve for x
    x = 426,212,273,771.39/824,519.73
  6. Step 6: Final answer
    x = 516,921.86

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1.5x scale

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.