Home / 338,946.13-467,760.32-203,002.21

Finding the Fourth Proportional to 338,946.13, 467,760.32 and 203,002.21

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Solution

The fourth proportional to 338,946.13, 467,760.32 and 203,002.21 is: 280,151.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,946.13 : 467,760.32 = 203,002.21 : x
  2. Step 2: Convert to fraction form
    338,946.13/467,760.32 = 203,002.21/x
  3. Step 3: Cross multiply
    338,946.13x = 467,760.32 × 203,002.21
  4. Step 4: Simplify right side
    338,946.13x = 94,956,378,710.31
  5. Step 5: Solve for x
    x = 94,956,378,710.31/338,946.13
  6. Step 6: Final answer
    x = 280,151.83

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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.