Home / 350,399.36-483,537.12-207,243.20

Finding the Fourth Proportional to 350,399.36, 483,537.12 and 207,243.20

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Solution

The fourth proportional to 350,399.36, 483,537.12 and 207,243.20 is: 285,987.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,399.36 : 483,537.12 = 207,243.20 : x
  2. Step 2: Convert to fraction form
    350,399.36/483,537.12 = 207,243.20/x
  3. Step 3: Cross multiply
    350,399.36x = 483,537.12 × 207,243.20
  4. Step 4: Simplify right side
    350,399.36x = 100,209,780,067.58
  5. Step 5: Solve for x
    x = 100,209,780,067.58/350,399.36
  6. Step 6: Final answer
    x = 285,987.34

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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.