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Finding the Fourth Proportional to 603,929.80, 906,004.05 and 303,654.70

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Solution

The fourth proportional to 603,929.80, 906,004.05 and 303,654.70 is: 455,537.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,929.80 : 906,004.05 = 303,654.70 : x
  2. Step 2: Convert to fraction form
    603,929.80/906,004.05 = 303,654.70/x
  3. Step 3: Cross multiply
    603,929.80x = 906,004.05 × 303,654.70
  4. Step 4: Simplify right side
    603,929.80x = 275,112,388,001.54
  5. Step 5: Solve for x
    x = 275,112,388,001.54/603,929.80
  6. Step 6: Final answer
    x = 455,537.03

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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.