Home / 872,958.94-1,309,493.76-273,943.74

Finding the Fourth Proportional to 872,958.94, 1,309,493.76 and 273,943.74

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Solution

The fourth proportional to 872,958.94, 1,309,493.76 and 273,943.74 is: 410,932.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,958.94 : 1,309,493.76 = 273,943.74 : x
  2. Step 2: Convert to fraction form
    872,958.94/1,309,493.76 = 273,943.74/x
  3. Step 3: Cross multiply
    872,958.94x = 1,309,493.76 × 273,943.74
  4. Step 4: Simplify right side
    872,958.94x = 358,727,618,121.06
  5. Step 5: Solve for x
    x = 358,727,618,121.06/872,958.94
  6. Step 6: Final answer
    x = 410,932.98

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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.