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Finding the Fourth Proportional to 401,619.44, 601,609.01 and 224,220.93

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Solution

The fourth proportional to 401,619.44, 601,609.01 and 224,220.93 is: 335,873.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,619.44 : 601,609.01 = 224,220.93 : x
  2. Step 2: Convert to fraction form
    401,619.44/601,609.01 = 224,220.93/x
  3. Step 3: Cross multiply
    401,619.44x = 601,609.01 × 224,220.93
  4. Step 4: Simplify right side
    401,619.44x = 134,893,330,597.48
  5. Step 5: Solve for x
    x = 134,893,330,597.48/401,619.44
  6. Step 6: Final answer
    x = 335,873.51

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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.