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Finding the Fourth Proportional to 366,971.15, 550,456.73 and 307,922.15

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Solution

The fourth proportional to 366,971.15, 550,456.73 and 307,922.15 is: 461,883.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,971.15 : 550,456.73 = 307,922.15 : x
  2. Step 2: Convert to fraction form
    366,971.15/550,456.73 = 307,922.15/x
  3. Step 3: Cross multiply
    366,971.15x = 550,456.73 × 307,922.15
  4. Step 4: Simplify right side
    366,971.15x = 169,497,819,783.57
  5. Step 5: Solve for x
    x = 169,497,819,783.57/366,971.15
  6. Step 6: Final answer
    x = 461,883.23

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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.