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Finding the Fourth Proportional to 551,462.58, 827,902.25 and 425,183.04

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Solution

The fourth proportional to 551,462.58, 827,902.25 and 425,183.04 is: 638,320.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,462.58 : 827,902.25 = 425,183.04 : x
  2. Step 2: Convert to fraction form
    551,462.58/827,902.25 = 425,183.04/x
  3. Step 3: Cross multiply
    551,462.58x = 827,902.25 × 425,183.04
  4. Step 4: Simplify right side
    551,462.58x = 352,009,994,946.36
  5. Step 5: Solve for x
    x = 352,009,994,946.36/551,462.58
  6. Step 6: Final answer
    x = 638,320.73

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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.