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Finding the Fourth Proportional to 401,369.93, 600,873.89 and 267,919.19

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Solution

The fourth proportional to 401,369.93, 600,873.89 and 267,919.19 is: 401,090.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,369.93 : 600,873.89 = 267,919.19 : x
  2. Step 2: Convert to fraction form
    401,369.93/600,873.89 = 267,919.19/x
  3. Step 3: Cross multiply
    401,369.93x = 600,873.89 × 267,919.19
  4. Step 4: Simplify right side
    401,369.93x = 160,985,645,900.95
  5. Step 5: Solve for x
    x = 160,985,645,900.95/401,369.93
  6. Step 6: Final answer
    x = 401,090.45

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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.