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Finding the Fourth Proportional to 304,298.52, 456,489.32 and 126,764.01

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Solution

The fourth proportional to 304,298.52, 456,489.32 and 126,764.01 is: 190,163.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,298.52 : 456,489.32 = 126,764.01 : x
  2. Step 2: Convert to fraction form
    304,298.52/456,489.32 = 126,764.01/x
  3. Step 3: Cross multiply
    304,298.52x = 456,489.32 × 126,764.01
  4. Step 4: Simplify right side
    304,298.52x = 57,866,416,725.37
  5. Step 5: Solve for x
    x = 57,866,416,725.37/304,298.52
  6. Step 6: Final answer
    x = 190,163.32

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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.