Home / 446,919.18-616,760.62-242,983.80

Finding the Fourth Proportional to 446,919.18, 616,760.62 and 242,983.80

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Solution

The fourth proportional to 446,919.18, 616,760.62 and 242,983.80 is: 335,324.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,919.18 : 616,760.62 = 242,983.80 : x
  2. Step 2: Convert to fraction form
    446,919.18/616,760.62 = 242,983.80/x
  3. Step 3: Cross multiply
    446,919.18x = 616,760.62 × 242,983.80
  4. Step 4: Simplify right side
    446,919.18x = 149,862,839,137.96
  5. Step 5: Solve for x
    x = 149,862,839,137.96/446,919.18
  6. Step 6: Final answer
    x = 335,324.25

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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.