Home / 348,824.80-481,231.02-219,534.04

Finding the Fourth Proportional to 348,824.80, 481,231.02 and 219,534.04

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Solution

The fourth proportional to 348,824.80, 481,231.02 and 219,534.04 is: 302,864.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,824.80 : 481,231.02 = 219,534.04 : x
  2. Step 2: Convert to fraction form
    348,824.80/481,231.02 = 219,534.04/x
  3. Step 3: Cross multiply
    348,824.80x = 481,231.02 × 219,534.04
  4. Step 4: Simplify right side
    348,824.80x = 105,646,589,993.92
  5. Step 5: Solve for x
    x = 105,646,589,993.92/348,824.80
  6. Step 6: Final answer
    x = 302,864.33

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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.