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Finding the Fourth Proportional to 401,264.76, 601,722.17 and 151,771.80

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Solution

The fourth proportional to 401,264.76, 601,722.17 and 151,771.80 is: 227,591.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,264.76 : 601,722.17 = 151,771.80 : x
  2. Step 2: Convert to fraction form
    401,264.76/601,722.17 = 151,771.80/x
  3. Step 3: Cross multiply
    401,264.76x = 601,722.17 × 151,771.80
  4. Step 4: Simplify right side
    401,264.76x = 91,324,456,081.95
  5. Step 5: Solve for x
    x = 91,324,456,081.95/401,264.76
  6. Step 6: Final answer
    x = 227,591.52

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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.