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Finding the Fourth Proportional to 366,137.26, 505,008.83 and 336,019.82

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Solution

The fourth proportional to 366,137.26, 505,008.83 and 336,019.82 is: 463,468.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,137.26 : 505,008.83 = 336,019.82 : x
  2. Step 2: Convert to fraction form
    366,137.26/505,008.83 = 336,019.82/x
  3. Step 3: Cross multiply
    366,137.26x = 505,008.83 × 336,019.82
  4. Step 4: Simplify right side
    366,137.26x = 169,692,976,155.01
  5. Step 5: Solve for x
    x = 169,692,976,155.01/366,137.26
  6. Step 6: Final answer
    x = 463,468.20

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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.