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Finding the Fourth Proportional to 339,730.36, 468,825.18 and 184,680.68

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Solution

The fourth proportional to 339,730.36, 468,825.18 and 184,680.68 is: 254,857.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,730.36 : 468,825.18 = 184,680.68 : x
  2. Step 2: Convert to fraction form
    339,730.36/468,825.18 = 184,680.68/x
  3. Step 3: Cross multiply
    339,730.36x = 468,825.18 × 184,680.68
  4. Step 4: Simplify right side
    339,730.36x = 86,582,953,043.52
  5. Step 5: Solve for x
    x = 86,582,953,043.52/339,730.36
  6. Step 6: Final answer
    x = 254,857.86

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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.