Home / 431,157.96-594,997.56-240,217.20

Finding the Fourth Proportional to 431,157.96, 594,997.56 and 240,217.20

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Solution

The fourth proportional to 431,157.96, 594,997.56 and 240,217.20 is: 331,499.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,157.96 : 594,997.56 = 240,217.20 : x
  2. Step 2: Convert to fraction form
    431,157.96/594,997.56 = 240,217.20/x
  3. Step 3: Cross multiply
    431,157.96x = 594,997.56 × 240,217.20
  4. Step 4: Simplify right side
    431,157.96x = 142,928,647,870.03
  5. Step 5: Solve for x
    x = 142,928,647,870.03/431,157.96
  6. Step 6: Final answer
    x = 331,499.50

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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.