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Finding the Fourth Proportional to 454,269.80, 622,351.85 and 437,243.86

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Solution

The fourth proportional to 454,269.80, 622,351.85 and 437,243.86 is: 599,026.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,269.80 : 622,351.85 = 437,243.86 : x
  2. Step 2: Convert to fraction form
    454,269.80/622,351.85 = 437,243.86/x
  3. Step 3: Cross multiply
    454,269.80x = 622,351.85 × 437,243.86
  4. Step 4: Simplify right side
    454,269.80x = 272,119,525,172.14
  5. Step 5: Solve for x
    x = 272,119,525,172.14/454,269.80
  6. Step 6: Final answer
    x = 599,026.23

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.