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Finding the Fourth Proportional to 401,264.33, 601,721.50 and 151,771.37

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Solution

The fourth proportional to 401,264.33, 601,721.50 and 151,771.37 is: 227,590.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,264.33 : 601,721.50 = 151,771.37 : x
  2. Step 2: Convert to fraction form
    401,264.33/601,721.50 = 151,771.37/x
  3. Step 3: Cross multiply
    401,264.33x = 601,721.50 × 151,771.37
  4. Step 4: Simplify right side
    401,264.33x = 91,324,093,784.28
  5. Step 5: Solve for x
    x = 91,324,093,784.28/401,264.33
  6. Step 6: Final answer
    x = 227,590.86

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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.