Home / 365,144.20-503,849.14-203,979.32

Finding the Fourth Proportional to 365,144.20, 503,849.14 and 203,979.32

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Solution

The fourth proportional to 365,144.20, 503,849.14 and 203,979.32 is: 281,463.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,144.20 : 503,849.14 = 203,979.32 : x
  2. Step 2: Convert to fraction form
    365,144.20/503,849.14 = 203,979.32/x
  3. Step 3: Cross multiply
    365,144.20x = 503,849.14 × 203,979.32
  4. Step 4: Simplify right side
    365,144.20x = 102,774,804,959.79
  5. Step 5: Solve for x
    x = 102,774,804,959.79/365,144.20
  6. Step 6: Final answer
    x = 281,463.61

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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.