Home / 338,867.28-508,285.56-149,276.94

Finding the Fourth Proportional to 338,867.28, 508,285.56 and 149,276.94

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Solution

The fourth proportional to 338,867.28, 508,285.56 and 149,276.94 is: 223,908.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,867.28 : 508,285.56 = 149,276.94 : x
  2. Step 2: Convert to fraction form
    338,867.28/508,285.56 = 149,276.94/x
  3. Step 3: Cross multiply
    338,867.28x = 508,285.56 × 149,276.94
  4. Step 4: Simplify right side
    338,867.28x = 75,875,313,042.99
  5. Step 5: Solve for x
    x = 75,875,313,042.99/338,867.28
  6. Step 6: Final answer
    x = 223,908.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.