Home / 979,051.72-1,468,310.16-268,910.92

Finding the Fourth Proportional to 979,051.72, 1,468,310.16 and 268,910.92

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Solution

The fourth proportional to 979,051.72, 1,468,310.16 and 268,910.92 is: 403,292.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,051.72 : 1,468,310.16 = 268,910.92 : x
  2. Step 2: Convert to fraction form
    979,051.72/1,468,310.16 = 268,910.92/x
  3. Step 3: Cross multiply
    979,051.72x = 1,468,310.16 × 268,910.92
  4. Step 4: Simplify right side
    979,051.72x = 394,844,635,970.95
  5. Step 5: Solve for x
    x = 394,844,635,970.95/979,051.72
  6. Step 6: Final answer
    x = 403,292.93

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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.