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Finding the Fourth Proportional to 270,364.30, 404,696.13 and 185,628.58

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Solution

The fourth proportional to 270,364.30, 404,696.13 and 185,628.58 is: 277,859.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,364.30 : 404,696.13 = 185,628.58 : x
  2. Step 2: Convert to fraction form
    270,364.30/404,696.13 = 185,628.58/x
  3. Step 3: Cross multiply
    270,364.30x = 404,696.13 × 185,628.58
  4. Step 4: Simplify right side
    270,364.30x = 75,123,167,943.40
  5. Step 5: Solve for x
    x = 75,123,167,943.40/270,364.30
  6. Step 6: Final answer
    x = 277,859.05

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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.