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Finding the Fourth Proportional to 474,044.46, 654,617.88 and 304,573.86

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Solution

The fourth proportional to 474,044.46, 654,617.88 and 304,573.86 is: 420,592.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,044.46 : 654,617.88 = 304,573.86 : x
  2. Step 2: Convert to fraction form
    474,044.46/654,617.88 = 304,573.86/x
  3. Step 3: Cross multiply
    474,044.46x = 654,617.88 × 304,573.86
  4. Step 4: Simplify right side
    474,044.46x = 199,379,494,536.62
  5. Step 5: Solve for x
    x = 199,379,494,536.62/474,044.46
  6. Step 6: Final answer
    x = 420,592.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.