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Finding the Fourth Proportional to 593,863.20, 890,794.80 and 551,872.80

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Solution

The fourth proportional to 593,863.20, 890,794.80 and 551,872.80 is: 827,809.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,863.20 : 890,794.80 = 551,872.80 : x
  2. Step 2: Convert to fraction form
    593,863.20/890,794.80 = 551,872.80/x
  3. Step 3: Cross multiply
    593,863.20x = 890,794.80 × 551,872.80
  4. Step 4: Simplify right side
    593,863.20x = 491,605,420,501.44
  5. Step 5: Solve for x
    x = 491,605,420,501.44/593,863.20
  6. Step 6: Final answer
    x = 827,809.20

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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.