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Finding the Fourth Proportional to 574,605.69, 861,620.16 and 334,797.09

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Solution

The fourth proportional to 574,605.69, 861,620.16 and 334,797.09 is: 502,027.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,605.69 : 861,620.16 = 334,797.09 : x
  2. Step 2: Convert to fraction form
    574,605.69/861,620.16 = 334,797.09/x
  3. Step 3: Cross multiply
    574,605.69x = 861,620.16 × 334,797.09
  4. Step 4: Simplify right side
    574,605.69x = 288,467,922,253.33
  5. Step 5: Solve for x
    x = 288,467,922,253.33/574,605.69
  6. Step 6: Final answer
    x = 502,027.61

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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.