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Finding the Fourth Proportional to 450,850.36, 622,022.44 and 259,859.64

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Solution

The fourth proportional to 450,850.36, 622,022.44 and 259,859.64 is: 358,519.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,850.36 : 622,022.44 = 259,859.64 : x
  2. Step 2: Convert to fraction form
    450,850.36/622,022.44 = 259,859.64/x
  3. Step 3: Cross multiply
    450,850.36x = 622,022.44 × 259,859.64
  4. Step 4: Simplify right side
    450,850.36x = 161,638,527,330.32
  5. Step 5: Solve for x
    x = 161,638,527,330.32/450,850.36
  6. Step 6: Final answer
    x = 358,519.24

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1.5x scale

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.