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Finding the Fourth Proportional to 602,003.80, 902,714.10 and 335,481.40

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Solution

The fourth proportional to 602,003.80, 902,714.10 and 335,481.40 is: 503,059.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,003.80 : 902,714.10 = 335,481.40 : x
  2. Step 2: Convert to fraction form
    602,003.80/902,714.10 = 335,481.40/x
  3. Step 3: Cross multiply
    602,003.80x = 902,714.10 × 335,481.40
  4. Step 4: Simplify right side
    602,003.80x = 302,843,790,067.74
  5. Step 5: Solve for x
    x = 302,843,790,067.74/602,003.80
  6. Step 6: Final answer
    x = 503,059.60

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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.