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Finding the Fourth Proportional to 348,707.93, 481,093.17 and 227,918.94

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Solution

The fourth proportional to 348,707.93, 481,093.17 and 227,918.94 is: 314,447.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,707.93 : 481,093.17 = 227,918.94 : x
  2. Step 2: Convert to fraction form
    348,707.93/481,093.17 = 227,918.94/x
  3. Step 3: Cross multiply
    348,707.93x = 481,093.17 × 227,918.94
  4. Step 4: Simplify right side
    348,707.93x = 109,650,245,347.64
  5. Step 5: Solve for x
    x = 109,650,245,347.64/348,707.93
  6. Step 6: Final answer
    x = 314,447.24

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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.