Home / 979,727.64-1,469,646.24-305,902.02

Finding the Fourth Proportional to 979,727.64, 1,469,646.24 and 305,902.02

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Solution

The fourth proportional to 979,727.64, 1,469,646.24 and 305,902.02 is: 458,870.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,727.64 : 1,469,646.24 = 305,902.02 : x
  2. Step 2: Convert to fraction form
    979,727.64/1,469,646.24 = 305,902.02/x
  3. Step 3: Cross multiply
    979,727.64x = 1,469,646.24 × 305,902.02
  4. Step 4: Simplify right side
    979,727.64x = 449,567,753,501.41
  5. Step 5: Solve for x
    x = 449,567,753,501.41/979,727.64
  6. Step 6: Final answer
    x = 458,870.13

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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.