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Finding the Fourth Proportional to 444,355.27, 666,602.03 and 144,766.11

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Solution

The fourth proportional to 444,355.27, 666,602.03 and 144,766.11 is: 217,171.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,355.27 : 666,602.03 = 144,766.11 : x
  2. Step 2: Convert to fraction form
    444,355.27/666,602.03 = 144,766.11/x
  3. Step 3: Cross multiply
    444,355.27x = 666,602.03 × 144,766.11
  4. Step 4: Simplify right side
    444,355.27x = 96,501,382,801.20
  5. Step 5: Solve for x
    x = 96,501,382,801.20/444,355.27
  6. Step 6: Final answer
    x = 217,171.69

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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.