Home / 551,020.65-826,849.84-231,143.86

Finding the Fourth Proportional to 551,020.65, 826,849.84 and 231,143.86

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Solution

The fourth proportional to 551,020.65, 826,849.84 and 231,143.86 is: 346,849.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,020.65 : 826,849.84 = 231,143.86 : x
  2. Step 2: Convert to fraction form
    551,020.65/826,849.84 = 231,143.86/x
  3. Step 3: Cross multiply
    551,020.65x = 826,849.84 × 231,143.86
  4. Step 4: Simplify right side
    551,020.65x = 191,121,263,657.98
  5. Step 5: Solve for x
    x = 191,121,263,657.98/551,020.65
  6. Step 6: Final answer
    x = 346,849.55

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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.