Home / 447,839.44-618,015.72-246,634

Finding the Fourth Proportional to 447,839.44, 618,015.72 and 246,634

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Solution

The fourth proportional to 447,839.44, 618,015.72 and 246,634 is: 340,353.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,839.44 : 618,015.72 = 246,634 : x
  2. Step 2: Convert to fraction form
    447,839.44/618,015.72 = 246,634/x
  3. Step 3: Cross multiply
    447,839.44x = 618,015.72 × 246,634
  4. Step 4: Simplify right side
    447,839.44x = 152,423,689,086.48
  5. Step 5: Solve for x
    x = 152,423,689,086.48/447,839.44
  6. Step 6: Final answer
    x = 340,353.43

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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.