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Finding the Fourth Proportional to 493,902.16, 740,850.04 and 119,922.64

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Solution

The fourth proportional to 493,902.16, 740,850.04 and 119,922.64 is: 179,883.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,902.16 : 740,850.04 = 119,922.64 : x
  2. Step 2: Convert to fraction form
    493,902.16/740,850.04 = 119,922.64/x
  3. Step 3: Cross multiply
    493,902.16x = 740,850.04 × 119,922.64
  4. Step 4: Simplify right side
    493,902.16x = 88,844,692,640.91
  5. Step 5: Solve for x
    x = 88,844,692,640.91/493,902.16
  6. Step 6: Final answer
    x = 179,883.18

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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.