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Finding the Fourth Proportional to 322,480.58, 445,013.39 and 184,655.03

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Solution

The fourth proportional to 322,480.58, 445,013.39 and 184,655.03 is: 254,818.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,480.58 : 445,013.39 = 184,655.03 : x
  2. Step 2: Convert to fraction form
    322,480.58/445,013.39 = 184,655.03/x
  3. Step 3: Cross multiply
    322,480.58x = 445,013.39 × 184,655.03
  4. Step 4: Simplify right side
    322,480.58x = 82,173,959,117.42
  5. Step 5: Solve for x
    x = 82,173,959,117.42/322,480.58
  6. Step 6: Final answer
    x = 254,818.32

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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.