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Finding the Fourth Proportional to 650,044.85, 973,169.91 and 379,343.39

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Solution

The fourth proportional to 650,044.85, 973,169.91 and 379,343.39 is: 567,907.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,044.85 : 973,169.91 = 379,343.39 : x
  2. Step 2: Convert to fraction form
    650,044.85/973,169.91 = 379,343.39/x
  3. Step 3: Cross multiply
    650,044.85x = 973,169.91 × 379,343.39
  4. Step 4: Simplify right side
    650,044.85x = 369,165,567,839.55
  5. Step 5: Solve for x
    x = 369,165,567,839.55/650,044.85
  6. Step 6: Final answer
    x = 567,907.85

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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.