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Finding the Fourth Proportional to 401,367.93, 600,870.89 and 267,917.19

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Solution

The fourth proportional to 401,367.93, 600,870.89 and 267,917.19 is: 401,087.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,367.93 : 600,870.89 = 267,917.19 : x
  2. Step 2: Convert to fraction form
    401,367.93/600,870.89 = 267,917.19/x
  3. Step 3: Cross multiply
    401,367.93x = 600,870.89 × 267,917.19
  4. Step 4: Simplify right side
    401,367.93x = 160,983,641,071.39
  5. Step 5: Solve for x
    x = 160,983,641,071.39/401,367.93
  6. Step 6: Final answer
    x = 401,087.45

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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.