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Finding the Fourth Proportional to 542,067.93, 813,846.69 and 276,007.23

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Solution

The fourth proportional to 542,067.93, 813,846.69 and 276,007.23 is: 414,390.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,067.93 : 813,846.69 = 276,007.23 : x
  2. Step 2: Convert to fraction form
    542,067.93/813,846.69 = 276,007.23/x
  3. Step 3: Cross multiply
    542,067.93x = 813,846.69 × 276,007.23
  4. Step 4: Simplify right side
    542,067.93x = 224,627,570,551.57
  5. Step 5: Solve for x
    x = 224,627,570,551.57/542,067.93
  6. Step 6: Final answer
    x = 414,390.08

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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.