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Finding the Fourth Proportional to 587,536.34, 810,791.98 and 325,883.66

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Solution

The fourth proportional to 587,536.34, 810,791.98 and 325,883.66 is: 449,714.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,536.34 : 810,791.98 = 325,883.66 : x
  2. Step 2: Convert to fraction form
    587,536.34/810,791.98 = 325,883.66/x
  3. Step 3: Cross multiply
    587,536.34x = 810,791.98 × 325,883.66
  4. Step 4: Simplify right side
    587,536.34x = 264,223,853,072.38
  5. Step 5: Solve for x
    x = 264,223,853,072.38/587,536.34
  6. Step 6: Final answer
    x = 449,714.92

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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.