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Finding the Fourth Proportional to 339,642.45, 468,710.21 and 184,593.74

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Solution

The fourth proportional to 339,642.45, 468,710.21 and 184,593.74 is: 254,741.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,642.45 : 468,710.21 = 184,593.74 : x
  2. Step 2: Convert to fraction form
    339,642.45/468,710.21 = 184,593.74/x
  3. Step 3: Cross multiply
    339,642.45x = 468,710.21 × 184,593.74
  4. Step 4: Simplify right side
    339,642.45x = 86,520,967,979.26
  5. Step 5: Solve for x
    x = 86,520,967,979.26/339,642.45
  6. Step 6: Final answer
    x = 254,741.33

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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.