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Finding the Fourth Proportional to 594,446.52, 890,147.40 and 327,910.80

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Solution

The fourth proportional to 594,446.52, 890,147.40 and 327,910.80 is: 491,026.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,446.52 : 890,147.40 = 327,910.80 : x
  2. Step 2: Convert to fraction form
    594,446.52/890,147.40 = 327,910.80/x
  3. Step 3: Cross multiply
    594,446.52x = 890,147.40 × 327,910.80
  4. Step 4: Simplify right side
    594,446.52x = 291,888,946,051.92
  5. Step 5: Solve for x
    x = 291,888,946,051.92/594,446.52
  6. Step 6: Final answer
    x = 491,026.42

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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.