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Finding the Fourth Proportional to 335,626.78, 503,284.08 and 122,246.14

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Solution

The fourth proportional to 335,626.78, 503,284.08 and 122,246.14 is: 183,312.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,626.78 : 503,284.08 = 122,246.14 : x
  2. Step 2: Convert to fraction form
    335,626.78/503,284.08 = 122,246.14/x
  3. Step 3: Cross multiply
    335,626.78x = 503,284.08 × 122,246.14
  4. Step 4: Simplify right side
    335,626.78x = 61,524,536,103.45
  5. Step 5: Solve for x
    x = 61,524,536,103.45/335,626.78
  6. Step 6: Final answer
    x = 183,312.36

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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.