Home / 349,129.44-481,777.20-205,895.52

Finding the Fourth Proportional to 349,129.44, 481,777.20 and 205,895.52

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Solution

The fourth proportional to 349,129.44, 481,777.20 and 205,895.52 is: 284,123.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,129.44 : 481,777.20 = 205,895.52 : x
  2. Step 2: Convert to fraction form
    349,129.44/481,777.20 = 205,895.52/x
  3. Step 3: Cross multiply
    349,129.44x = 481,777.20 × 205,895.52
  4. Step 4: Simplify right side
    349,129.44x = 99,195,767,118.14
  5. Step 5: Solve for x
    x = 99,195,767,118.14/349,129.44
  6. Step 6: Final answer
    x = 284,123.18

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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.