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Finding the Fourth Proportional to 444,354.36, 666,533.28 and 107,394.48

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Solution

The fourth proportional to 444,354.36, 666,533.28 and 107,394.48 is: 161,092.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,354.36 : 666,533.28 = 107,394.48 : x
  2. Step 2: Convert to fraction form
    444,354.36/666,533.28 = 107,394.48/x
  3. Step 3: Cross multiply
    444,354.36x = 666,533.28 × 107,394.48
  4. Step 4: Simplify right side
    444,354.36x = 71,581,995,008.29
  5. Step 5: Solve for x
    x = 71,581,995,008.29/444,354.36
  6. Step 6: Final answer
    x = 161,092.14

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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.