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Finding the Fourth Proportional to 444,228.57, 666,342.32 and 144,708.66

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Solution

The fourth proportional to 444,228.57, 666,342.32 and 144,708.66 is: 217,062.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,228.57 : 666,342.32 = 144,708.66 : x
  2. Step 2: Convert to fraction form
    444,228.57/666,342.32 = 144,708.66/x
  3. Step 3: Cross multiply
    444,228.57x = 666,342.32 × 144,708.66
  4. Step 4: Simplify right side
    444,228.57x = 96,425,503,504.95
  5. Step 5: Solve for x
    x = 96,425,503,504.95/444,228.57
  6. Step 6: Final answer
    x = 217,062.81

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1.5x scale

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.