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Finding the Fourth Proportional to 245,664.03, 339,201.14 and 241,740.47

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Solution

The fourth proportional to 245,664.03, 339,201.14 and 241,740.47 is: 333,783.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,664.03 : 339,201.14 = 241,740.47 : x
  2. Step 2: Convert to fraction form
    245,664.03/339,201.14 = 241,740.47/x
  3. Step 3: Cross multiply
    245,664.03x = 339,201.14 × 241,740.47
  4. Step 4: Simplify right side
    245,664.03x = 81,998,644,460.49
  5. Step 5: Solve for x
    x = 81,998,644,460.49/245,664.03
  6. Step 6: Final answer
    x = 333,783.68

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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.