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Finding the Fourth Proportional to 444,053.96, 665,980.46 and 203,937.02

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Solution

The fourth proportional to 444,053.96, 665,980.46 and 203,937.02 is: 305,859.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,053.96 : 665,980.46 = 203,937.02 : x
  2. Step 2: Convert to fraction form
    444,053.96/665,980.46 = 203,937.02/x
  3. Step 3: Cross multiply
    444,053.96x = 665,980.46 × 203,937.02
  4. Step 4: Simplify right side
    444,053.96x = 135,818,070,390.63
  5. Step 5: Solve for x
    x = 135,818,070,390.63/444,053.96
  6. Step 6: Final answer
    x = 305,859.38

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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.