Home / 774,229.07-1,161,509.61-268,806.03

Finding the Fourth Proportional to 774,229.07, 1,161,509.61 and 268,806.03

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Solution

The fourth proportional to 774,229.07, 1,161,509.61 and 268,806.03 is: 403,266.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,229.07 : 1,161,509.61 = 268,806.03 : x
  2. Step 2: Convert to fraction form
    774,229.07/1,161,509.61 = 268,806.03/x
  3. Step 3: Cross multiply
    774,229.07x = 1,161,509.61 × 268,806.03
  4. Step 4: Simplify right side
    774,229.07x = 312,220,785,726.92
  5. Step 5: Solve for x
    x = 312,220,785,726.92/774,229.07
  6. Step 6: Final answer
    x = 403,266.68

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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.