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Finding the Fourth Proportional to 521,949.44, 720,268.44 and 295,594.94

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Solution

The fourth proportional to 521,949.44, 720,268.44 and 295,594.94 is: 407,908.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,949.44 : 720,268.44 = 295,594.94 : x
  2. Step 2: Convert to fraction form
    521,949.44/720,268.44 = 295,594.94/x
  3. Step 3: Cross multiply
    521,949.44x = 720,268.44 × 295,594.94
  4. Step 4: Simplify right side
    521,949.44x = 212,907,702,704.35
  5. Step 5: Solve for x
    x = 212,907,702,704.35/521,949.44
  6. Step 6: Final answer
    x = 407,908.68

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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.