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Finding the Fourth Proportional to 440,052.52, 660,220.94 and 203,550.34

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Solution

The fourth proportional to 440,052.52, 660,220.94 and 203,550.34 is: 305,391.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,052.52 : 660,220.94 = 203,550.34 : x
  2. Step 2: Convert to fraction form
    440,052.52/660,220.94 = 203,550.34/x
  3. Step 3: Cross multiply
    440,052.52x = 660,220.94 × 203,550.34
  4. Step 4: Simplify right side
    440,052.52x = 134,388,196,048.81
  5. Step 5: Solve for x
    x = 134,388,196,048.81/440,052.52
  6. Step 6: Final answer
    x = 305,391.27

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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.