Home / 450,485.12-674,583.96-270,458.58

Finding the Fourth Proportional to 450,485.12, 674,583.96 and 270,458.58

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Solution

The fourth proportional to 450,485.12, 674,583.96 and 270,458.58 is: 405,001.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,485.12 : 674,583.96 = 270,458.58 : x
  2. Step 2: Convert to fraction form
    450,485.12/674,583.96 = 270,458.58/x
  3. Step 3: Cross multiply
    450,485.12x = 674,583.96 × 270,458.58
  4. Step 4: Simplify right side
    450,485.12x = 182,447,019,912.38
  5. Step 5: Solve for x
    x = 182,447,019,912.38/450,485.12
  6. Step 6: Final answer
    x = 405,001.21

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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.