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Finding the Fourth Proportional to 551,185.92, 826,008.12 and 297,919.98

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Solution

The fourth proportional to 551,185.92, 826,008.12 and 297,919.98 is: 446,463.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,185.92 : 826,008.12 = 297,919.98 : x
  2. Step 2: Convert to fraction form
    551,185.92/826,008.12 = 297,919.98/x
  3. Step 3: Cross multiply
    551,185.92x = 826,008.12 × 297,919.98
  4. Step 4: Simplify right side
    551,185.92x = 246,084,322,590.24
  5. Step 5: Solve for x
    x = 246,084,322,590.24/551,185.92
  6. Step 6: Final answer
    x = 446,463.37

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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.