Home / 414,268.24-620,971.44-281,159.32

Finding the Fourth Proportional to 414,268.24, 620,971.44 and 281,159.32

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Solution

The fourth proportional to 414,268.24, 620,971.44 and 281,159.32 is: 421,446.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,268.24 : 620,971.44 = 281,159.32 : x
  2. Step 2: Convert to fraction form
    414,268.24/620,971.44 = 281,159.32/x
  3. Step 3: Cross multiply
    414,268.24x = 620,971.44 × 281,159.32
  4. Step 4: Simplify right side
    414,268.24x = 174,591,907,809.82
  5. Step 5: Solve for x
    x = 174,591,907,809.82/414,268.24
  6. Step 6: Final answer
    x = 421,446.52

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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.