Home / 373,227.54-515,067.22-212,089.38

Finding the Fourth Proportional to 373,227.54, 515,067.22 and 212,089.38

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Solution

The fourth proportional to 373,227.54, 515,067.22 and 212,089.38 is: 292,690.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,227.54 : 515,067.22 = 212,089.38 : x
  2. Step 2: Convert to fraction form
    373,227.54/515,067.22 = 212,089.38/x
  3. Step 3: Cross multiply
    373,227.54x = 515,067.22 × 212,089.38
  4. Step 4: Simplify right side
    373,227.54x = 109,240,287,348.12
  5. Step 5: Solve for x
    x = 109,240,287,348.12/373,227.54
  6. Step 6: Final answer
    x = 292,690.85

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1.5x scale

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.