Home / 662,023.80-992,258.04-306,286.44

Finding the Fourth Proportional to 662,023.80, 992,258.04 and 306,286.44

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Solution

The fourth proportional to 662,023.80, 992,258.04 and 306,286.44 is: 459,069.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,023.80 : 992,258.04 = 306,286.44 : x
  2. Step 2: Convert to fraction form
    662,023.80/992,258.04 = 306,286.44/x
  3. Step 3: Cross multiply
    662,023.80x = 992,258.04 × 306,286.44
  4. Step 4: Simplify right side
    662,023.80x = 303,915,182,632.98
  5. Step 5: Solve for x
    x = 303,915,182,632.98/662,023.80
  6. Step 6: Final answer
    x = 459,069.87

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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.