Home / 768,183.08-1,060,086.80-424,018.96

Finding the Fourth Proportional to 768,183.08, 1,060,086.80 and 424,018.96

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Solution

The fourth proportional to 768,183.08, 1,060,086.80 and 424,018.96 is: 585,142.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,183.08 : 1,060,086.80 = 424,018.96 : x
  2. Step 2: Convert to fraction form
    768,183.08/1,060,086.80 = 424,018.96/x
  3. Step 3: Cross multiply
    768,183.08x = 1,060,086.80 × 424,018.96
  4. Step 4: Simplify right side
    768,183.08x = 449,496,902,445.73
  5. Step 5: Solve for x
    x = 449,496,902,445.73/768,183.08
  6. Step 6: Final answer
    x = 585,142.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.