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Finding the Fourth Proportional to 304,754.56, 457,225.44 and 136,416.76

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Solution

The fourth proportional to 304,754.56, 457,225.44 and 136,416.76 is: 204,667.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,754.56 : 457,225.44 = 136,416.76 : x
  2. Step 2: Convert to fraction form
    304,754.56/457,225.44 = 136,416.76/x
  3. Step 3: Cross multiply
    304,754.56x = 457,225.44 × 136,416.76
  4. Step 4: Simplify right side
    304,754.56x = 62,373,213,114.37
  5. Step 5: Solve for x
    x = 62,373,213,114.37/304,754.56
  6. Step 6: Final answer
    x = 204,667.04

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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.