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Finding the Fourth Proportional to 601,671.06, 902,273.31 and 321,035.22

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Solution

The fourth proportional to 601,671.06, 902,273.31 and 321,035.22 is: 481,428.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,671.06 : 902,273.31 = 321,035.22 : x
  2. Step 2: Convert to fraction form
    601,671.06/902,273.31 = 321,035.22/x
  3. Step 3: Cross multiply
    601,671.06x = 902,273.31 × 321,035.22
  4. Step 4: Simplify right side
    601,671.06x = 289,661,510,575.98
  5. Step 5: Solve for x
    x = 289,661,510,575.98/601,671.06
  6. Step 6: Final answer
    x = 481,428.36

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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.