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Finding the Fourth Proportional to 339,017.04, 467,846.28 and 188,116.56

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Solution

The fourth proportional to 339,017.04, 467,846.28 and 188,116.56 is: 259,602.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,017.04 : 467,846.28 = 188,116.56 : x
  2. Step 2: Convert to fraction form
    339,017.04/467,846.28 = 188,116.56/x
  3. Step 3: Cross multiply
    339,017.04x = 467,846.28 × 188,116.56
  4. Step 4: Simplify right side
    339,017.04x = 88,009,632,802.40
  5. Step 5: Solve for x
    x = 88,009,632,802.40/339,017.04
  6. Step 6: Final answer
    x = 259,602.39

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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.