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Finding the Fourth Proportional to 447,888.94, 618,086.73 and 246,684.94

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Solution

The fourth proportional to 447,888.94, 618,086.73 and 246,684.94 is: 340,425.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,888.94 : 618,086.73 = 246,684.94 : x
  2. Step 2: Convert to fraction form
    447,888.94/618,086.73 = 246,684.94/x
  3. Step 3: Cross multiply
    447,888.94x = 618,086.73 × 246,684.94
  4. Step 4: Simplify right side
    447,888.94x = 152,472,687,284.70
  5. Step 5: Solve for x
    x = 152,472,687,284.70/447,888.94
  6. Step 6: Final answer
    x = 340,425.21

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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.