Home / 994,521.26-1,491,508.86-274,690.86

Finding the Fourth Proportional to 994,521.26, 1,491,508.86 and 274,690.86

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Solution

The fourth proportional to 994,521.26, 1,491,508.86 and 274,690.86 is: 411,960.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,521.26 : 1,491,508.86 = 274,690.86 : x
  2. Step 2: Convert to fraction form
    994,521.26/1,491,508.86 = 274,690.86/x
  3. Step 3: Cross multiply
    994,521.26x = 1,491,508.86 × 274,690.86
  4. Step 4: Simplify right side
    994,521.26x = 409,703,851,451.02
  5. Step 5: Solve for x
    x = 409,703,851,451.02/994,521.26
  6. Step 6: Final answer
    x = 411,960.88

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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.