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Finding the Fourth Proportional to 401,369.43, 600,873.14 and 267,918.69

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Solution

The fourth proportional to 401,369.43, 600,873.14 and 267,918.69 is: 401,089.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,369.43 : 600,873.14 = 267,918.69 : x
  2. Step 2: Convert to fraction form
    401,369.43/600,873.14 = 267,918.69/x
  3. Step 3: Cross multiply
    401,369.43x = 600,873.14 × 267,918.69
  4. Step 4: Simplify right side
    401,369.43x = 160,985,143,185.39
  5. Step 5: Solve for x
    x = 160,985,143,185.39/401,369.43
  6. Step 6: Final answer
    x = 401,089.70

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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.