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Finding the Fourth Proportional to 270,174.32, 404,929.30 and 151,596.54

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Solution

The fourth proportional to 270,174.32, 404,929.30 and 151,596.54 is: 227,208.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,174.32 : 404,929.30 = 151,596.54 : x
  2. Step 2: Convert to fraction form
    270,174.32/404,929.30 = 151,596.54/x
  3. Step 3: Cross multiply
    270,174.32x = 404,929.30 × 151,596.54
  4. Step 4: Simplify right side
    270,174.32x = 61,385,880,824.62
  5. Step 5: Solve for x
    x = 61,385,880,824.62/270,174.32
  6. Step 6: Final answer
    x = 227,208.42

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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.