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Finding the Fourth Proportional to 450,760.64, 622,047.84 and 246,812.48

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Solution

The fourth proportional to 450,760.64, 622,047.84 and 246,812.48 is: 340,600.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,760.64 : 622,047.84 = 246,812.48 : x
  2. Step 2: Convert to fraction form
    450,760.64/622,047.84 = 246,812.48/x
  3. Step 3: Cross multiply
    450,760.64x = 622,047.84 × 246,812.48
  4. Step 4: Simplify right side
    450,760.64x = 153,529,170,069.04
  5. Step 5: Solve for x
    x = 153,529,170,069.04/450,760.64
  6. Step 6: Final answer
    x = 340,600.21

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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.