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Finding the Fourth Proportional to 444,232.62, 666,348.41 and 144,712.72

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Solution

The fourth proportional to 444,232.62, 666,348.41 and 144,712.72 is: 217,068.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,232.62 : 666,348.41 = 144,712.72 : x
  2. Step 2: Convert to fraction form
    444,232.62/666,348.41 = 144,712.72/x
  3. Step 3: Cross multiply
    444,232.62x = 666,348.41 × 144,712.72
  4. Step 4: Simplify right side
    444,232.62x = 96,429,089,574.69
  5. Step 5: Solve for x
    x = 96,429,089,574.69/444,232.62
  6. Step 6: Final answer
    x = 217,068.91

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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.