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Finding the Fourth Proportional to 397,668.11, 597,498.62 and 373,753.26

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Solution

The fourth proportional to 397,668.11, 597,498.62 and 373,753.26 is: 561,566.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,668.11 : 597,498.62 = 373,753.26 : x
  2. Step 2: Convert to fraction form
    397,668.11/597,498.62 = 373,753.26/x
  3. Step 3: Cross multiply
    397,668.11x = 597,498.62 × 373,753.26
  4. Step 4: Simplify right side
    397,668.11x = 223,317,055,201.74
  5. Step 5: Solve for x
    x = 223,317,055,201.74/397,668.11
  6. Step 6: Final answer
    x = 561,566.42

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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.