Home / 296,726.18-442,930.82-274,797.86

Finding the Fourth Proportional to 296,726.18, 442,930.82 and 274,797.86

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Solution

The fourth proportional to 296,726.18, 442,930.82 and 274,797.86 is: 410,197.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,726.18 : 442,930.82 = 274,797.86 : x
  2. Step 2: Convert to fraction form
    296,726.18/442,930.82 = 274,797.86/x
  3. Step 3: Cross multiply
    296,726.18x = 442,930.82 × 274,797.86
  4. Step 4: Simplify right side
    296,726.18x = 121,716,441,464.05
  5. Step 5: Solve for x
    x = 121,716,441,464.05/296,726.18
  6. Step 6: Final answer
    x = 410,197.85

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.