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Finding the Fourth Proportional to 299,080.05, 412,868.69 and 184,379.19

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Solution

The fourth proportional to 299,080.05, 412,868.69 and 184,379.19 is: 254,528.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,080.05 : 412,868.69 = 184,379.19 : x
  2. Step 2: Convert to fraction form
    299,080.05/412,868.69 = 184,379.19/x
  3. Step 3: Cross multiply
    299,080.05x = 412,868.69 × 184,379.19
  4. Step 4: Simplify right side
    299,080.05x = 76,124,393,716.67
  5. Step 5: Solve for x
    x = 76,124,393,716.67/299,080.05
  6. Step 6: Final answer
    x = 254,528.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.