Home / 319,936.48-479,214.60-151,202.16

Finding the Fourth Proportional to 319,936.48, 479,214.60 and 151,202.16

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Solution

The fourth proportional to 319,936.48, 479,214.60 and 151,202.16 is: 226,477.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,936.48 : 479,214.60 = 151,202.16 : x
  2. Step 2: Convert to fraction form
    319,936.48/479,214.60 = 151,202.16/x
  3. Step 3: Cross multiply
    319,936.48x = 479,214.60 × 151,202.16
  4. Step 4: Simplify right side
    319,936.48x = 72,458,282,623.54
  5. Step 5: Solve for x
    x = 72,458,282,623.54/319,936.48
  6. Step 6: Final answer
    x = 226,477.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.