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Finding the Fourth Proportional to 444,055.65, 665,983.01 and 203,938.71

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Solution

The fourth proportional to 444,055.65, 665,983.01 and 203,938.71 is: 305,861.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,055.65 : 665,983.01 = 203,938.71 : x
  2. Step 2: Convert to fraction form
    444,055.65/665,983.01 = 203,938.71/x
  3. Step 3: Cross multiply
    444,055.65x = 665,983.01 × 203,938.71
  4. Step 4: Simplify right side
    444,055.65x = 135,819,715,941.32
  5. Step 5: Solve for x
    x = 135,819,715,941.32/444,055.65
  6. Step 6: Final answer
    x = 305,861.93

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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.