Home / 349,171.20-481,919.04-205,922.88

Finding the Fourth Proportional to 349,171.20, 481,919.04 and 205,922.88

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Solution

The fourth proportional to 349,171.20, 481,919.04 and 205,922.88 is: 284,210.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,171.20 : 481,919.04 = 205,922.88 : x
  2. Step 2: Convert to fraction form
    349,171.20/481,919.04 = 205,922.88/x
  3. Step 3: Cross multiply
    349,171.20x = 481,919.04 × 205,922.88
  4. Step 4: Simplify right side
    349,171.20x = 99,238,156,643.64
  5. Step 5: Solve for x
    x = 99,238,156,643.64/349,171.20
  6. Step 6: Final answer
    x = 284,210.60

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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.