Home / 662,025.80-992,261.04-306,288.44

Finding the Fourth Proportional to 662,025.80, 992,261.04 and 306,288.44

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Solution

The fourth proportional to 662,025.80, 992,261.04 and 306,288.44 is: 459,072.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,025.80 : 992,261.04 = 306,288.44 : x
  2. Step 2: Convert to fraction form
    662,025.80/992,261.04 = 306,288.44/x
  3. Step 3: Cross multiply
    662,025.80x = 992,261.04 × 306,288.44
  4. Step 4: Simplify right side
    662,025.80x = 303,918,086,014.38
  5. Step 5: Solve for x
    x = 303,918,086,014.38/662,025.80
  6. Step 6: Final answer
    x = 459,072.87

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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.