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Finding the Fourth Proportional to 431,441.44, 595,392.12 and 240,467.13

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Solution

The fourth proportional to 431,441.44, 595,392.12 and 240,467.13 is: 331,846.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,441.44 : 595,392.12 = 240,467.13 : x
  2. Step 2: Convert to fraction form
    431,441.44/595,392.12 = 240,467.13/x
  3. Step 3: Cross multiply
    431,441.44x = 595,392.12 × 240,467.13
  4. Step 4: Simplify right side
    431,441.44x = 143,172,234,321.02
  5. Step 5: Solve for x
    x = 143,172,234,321.02/431,441.44
  6. Step 6: Final answer
    x = 331,846.28

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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.