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Finding the Fourth Proportional to 603,542.04, 905,172.62 and 224,641.22

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Solution

The fourth proportional to 603,542.04, 905,172.62 and 224,641.22 is: 336,909.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,542.04 : 905,172.62 = 224,641.22 : x
  2. Step 2: Convert to fraction form
    603,542.04/905,172.62 = 224,641.22/x
  3. Step 3: Cross multiply
    603,542.04x = 905,172.62 × 224,641.22
  4. Step 4: Simplify right side
    603,542.04x = 203,339,081,741.73
  5. Step 5: Solve for x
    x = 203,339,081,741.73/603,542.04
  6. Step 6: Final answer
    x = 336,909.56

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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.