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Finding the Fourth Proportional to 404,412.54, 606,633.38 and 151,667.43

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Solution

The fourth proportional to 404,412.54, 606,633.38 and 151,667.43 is: 227,506.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,412.54 : 606,633.38 = 151,667.43 : x
  2. Step 2: Convert to fraction form
    404,412.54/606,633.38 = 151,667.43/x
  3. Step 3: Cross multiply
    404,412.54x = 606,633.38 × 151,667.43
  4. Step 4: Simplify right side
    404,412.54x = 92,006,525,696.81
  5. Step 5: Solve for x
    x = 92,006,525,696.81/404,412.54
  6. Step 6: Final answer
    x = 227,506.61

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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.