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Finding the Fourth Proportional to 304,109.44, 456,218.96 and 104,378.24

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Solution

The fourth proportional to 304,109.44, 456,218.96 and 104,378.24 is: 156,586.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,109.44 : 456,218.96 = 104,378.24 : x
  2. Step 2: Convert to fraction form
    304,109.44/456,218.96 = 104,378.24/x
  3. Step 3: Cross multiply
    304,109.44x = 456,218.96 × 104,378.24
  4. Step 4: Simplify right side
    304,109.44x = 47,619,332,099.43
  5. Step 5: Solve for x
    x = 47,619,332,099.43/304,109.44
  6. Step 6: Final answer
    x = 156,586.17

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1.5x scale

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.