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Finding the Fourth Proportional to 431,429.94, 595,375.32 and 250,249.14

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Solution

The fourth proportional to 431,429.94, 595,375.32 and 250,249.14 is: 345,344.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,429.94 : 595,375.32 = 250,249.14 : x
  2. Step 2: Convert to fraction form
    431,429.94/595,375.32 = 250,249.14/x
  3. Step 3: Cross multiply
    431,429.94x = 595,375.32 × 250,249.14
  4. Step 4: Simplify right side
    431,429.94x = 148,992,161,807.23
  5. Step 5: Solve for x
    x = 148,992,161,807.23/431,429.94
  6. Step 6: Final answer
    x = 345,344.97

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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.