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Finding the Fourth Proportional to 363,517.86, 501,328.06 and 227,564.18

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Solution

The fourth proportional to 363,517.86, 501,328.06 and 227,564.18 is: 313,834.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,517.86 : 501,328.06 = 227,564.18 : x
  2. Step 2: Convert to fraction form
    363,517.86/501,328.06 = 227,564.18/x
  3. Step 3: Cross multiply
    363,517.86x = 501,328.06 × 227,564.18
  4. Step 4: Simplify right side
    363,517.86x = 114,084,311,149.32
  5. Step 5: Solve for x
    x = 114,084,311,149.32/363,517.86
  6. Step 6: Final answer
    x = 313,834.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.