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Finding the Fourth Proportional to 401,620.44, 601,610.50 and 224,221.93

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Solution

The fourth proportional to 401,620.44, 601,610.50 and 224,221.93 is: 335,875.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,620.44 : 601,610.50 = 224,221.93 : x
  2. Step 2: Convert to fraction form
    401,620.44/601,610.50 = 224,221.93/x
  3. Step 3: Cross multiply
    401,620.44x = 601,610.50 × 224,221.93
  4. Step 4: Simplify right side
    401,620.44x = 134,894,267,418.27
  5. Step 5: Solve for x
    x = 134,894,267,418.27/401,620.44
  6. Step 6: Final answer
    x = 335,875.01

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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.