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Finding the Fourth Proportional to 349,244.68, 482,015.64 and 206,039.92

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Solution

The fourth proportional to 349,244.68, 482,015.64 and 206,039.92 is: 284,369.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,244.68 : 482,015.64 = 206,039.92 : x
  2. Step 2: Convert to fraction form
    349,244.68/482,015.64 = 206,039.92/x
  3. Step 3: Cross multiply
    349,244.68x = 482,015.64 × 206,039.92
  4. Step 4: Simplify right side
    349,244.68x = 99,314,463,904.35
  5. Step 5: Solve for x
    x = 99,314,463,904.35/349,244.68
  6. Step 6: Final answer
    x = 284,369.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.