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Finding the Fourth Proportional to 450,273.97, 675,446.43 and 150,755.81

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Solution

The fourth proportional to 450,273.97, 675,446.43 and 150,755.81 is: 226,145.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,273.97 : 675,446.43 = 150,755.81 : x
  2. Step 2: Convert to fraction form
    450,273.97/675,446.43 = 150,755.81/x
  3. Step 3: Cross multiply
    450,273.97x = 675,446.43 × 150,755.81
  4. Step 4: Simplify right side
    450,273.97x = 101,827,473,666.26
  5. Step 5: Solve for x
    x = 101,827,473,666.26/450,273.97
  6. Step 6: Final answer
    x = 226,145.59

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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.