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Finding the Fourth Proportional to 444,379.70, 666,675.15 and 144,862.26

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Solution

The fourth proportional to 444,379.70, 666,675.15 and 144,862.26 is: 217,327.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,379.70 : 666,675.15 = 144,862.26 : x
  2. Step 2: Convert to fraction form
    444,379.70/666,675.15 = 144,862.26/x
  3. Step 3: Cross multiply
    444,379.70x = 666,675.15 × 144,862.26
  4. Step 4: Simplify right side
    444,379.70x = 96,576,068,914.84
  5. Step 5: Solve for x
    x = 96,576,068,914.84/444,379.70
  6. Step 6: Final answer
    x = 217,327.81

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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.