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Finding the Fourth Proportional to 361,342.62, 542,350.08 and 183,982.32

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Solution

The fourth proportional to 361,342.62, 542,350.08 and 183,982.32 is: 276,144.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,342.62 : 542,350.08 = 183,982.32 : x
  2. Step 2: Convert to fraction form
    361,342.62/542,350.08 = 183,982.32/x
  3. Step 3: Cross multiply
    361,342.62x = 542,350.08 × 183,982.32
  4. Step 4: Simplify right side
    361,342.62x = 99,782,825,970.59
  5. Step 5: Solve for x
    x = 99,782,825,970.59/361,342.62
  6. Step 6: Final answer
    x = 276,144.64

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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.