Home / 694,618.39-1,041,328.69-268,453.25

Finding the Fourth Proportional to 694,618.39, 1,041,328.69 and 268,453.25

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Solution

The fourth proportional to 694,618.39, 1,041,328.69 and 268,453.25 is: 402,448.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,618.39 : 1,041,328.69 = 268,453.25 : x
  2. Step 2: Convert to fraction form
    694,618.39/1,041,328.69 = 268,453.25/x
  3. Step 3: Cross multiply
    694,618.39x = 1,041,328.69 × 268,453.25
  4. Step 4: Simplify right side
    694,618.39x = 279,548,065,270.97
  5. Step 5: Solve for x
    x = 279,548,065,270.97/694,618.39
  6. Step 6: Final answer
    x = 402,448.41

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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.