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Finding the Fourth Proportional to 606,178.90, 908,087.37 and 368,933.14

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Solution

The fourth proportional to 606,178.90, 908,087.37 and 368,933.14 is: 552,680.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,178.90 : 908,087.37 = 368,933.14 : x
  2. Step 2: Convert to fraction form
    606,178.90/908,087.37 = 368,933.14/x
  3. Step 3: Cross multiply
    606,178.90x = 908,087.37 × 368,933.14
  4. Step 4: Simplify right side
    606,178.90x = 335,023,524,808.44
  5. Step 5: Solve for x
    x = 335,023,524,808.44/606,178.90
  6. Step 6: Final answer
    x = 552,680.94

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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.