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Finding the Fourth Proportional to 322,702.07, 484,034.58 and 123,042.60

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Solution

The fourth proportional to 322,702.07, 484,034.58 and 123,042.60 is: 184,556.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,702.07 : 484,034.58 = 123,042.60 : x
  2. Step 2: Convert to fraction form
    322,702.07/484,034.58 = 123,042.60/x
  3. Step 3: Cross multiply
    322,702.07x = 484,034.58 × 123,042.60
  4. Step 4: Simplify right side
    322,702.07x = 59,556,873,213.11
  5. Step 5: Solve for x
    x = 59,556,873,213.11/322,702.07
  6. Step 6: Final answer
    x = 184,556.84

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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.