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Finding the Fourth Proportional to 595,676.38, 822,152.97 and 353,912.41

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Solution

The fourth proportional to 595,676.38, 822,152.97 and 353,912.41 is: 488,470.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,676.38 : 822,152.97 = 353,912.41 : x
  2. Step 2: Convert to fraction form
    595,676.38/822,152.97 = 353,912.41/x
  3. Step 3: Cross multiply
    595,676.38x = 822,152.97 × 353,912.41
  4. Step 4: Simplify right side
    595,676.38x = 290,970,139,001.36
  5. Step 5: Solve for x
    x = 290,970,139,001.36/595,676.38
  6. Step 6: Final answer
    x = 488,470.16

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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.