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Finding the Fourth Proportional to 605,577.87, 835,698.87 and 347,464.08

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Solution

The fourth proportional to 605,577.87, 835,698.87 and 347,464.08 is: 479,501.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,577.87 : 835,698.87 = 347,464.08 : x
  2. Step 2: Convert to fraction form
    605,577.87/835,698.87 = 347,464.08/x
  3. Step 3: Cross multiply
    605,577.87x = 835,698.87 × 347,464.08
  4. Step 4: Simplify right side
    605,577.87x = 290,375,339,021.59
  5. Step 5: Solve for x
    x = 290,375,339,021.59/605,577.87
  6. Step 6: Final answer
    x = 479,501.24

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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.