Home / 979,866.64-1,469,799.96-269,901.76

Finding the Fourth Proportional to 979,866.64, 1,469,799.96 and 269,901.76

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Solution

The fourth proportional to 979,866.64, 1,469,799.96 and 269,901.76 is: 404,852.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,866.64 : 1,469,799.96 = 269,901.76 : x
  2. Step 2: Convert to fraction form
    979,866.64/1,469,799.96 = 269,901.76/x
  3. Step 3: Cross multiply
    979,866.64x = 1,469,799.96 × 269,901.76
  4. Step 4: Simplify right side
    979,866.64x = 396,701,596,051.93
  5. Step 5: Solve for x
    x = 396,701,596,051.93/979,866.64
  6. Step 6: Final answer
    x = 404,852.64

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Similar ratio
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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.