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Finding the Fourth Proportional to 293,146.43, 404,484.56 and 184,187.64

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Solution

The fourth proportional to 293,146.43, 404,484.56 and 184,187.64 is: 254,142.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,146.43 : 404,484.56 = 184,187.64 : x
  2. Step 2: Convert to fraction form
    293,146.43/404,484.56 = 184,187.64/x
  3. Step 3: Cross multiply
    293,146.43x = 404,484.56 × 184,187.64
  4. Step 4: Simplify right side
    293,146.43x = 74,501,055,601.90
  5. Step 5: Solve for x
    x = 74,501,055,601.90/293,146.43
  6. Step 6: Final answer
    x = 254,142.81

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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.