Home / 431,144.08-594,997.20-240,157.54

Finding the Fourth Proportional to 431,144.08, 594,997.20 and 240,157.54

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Solution

The fourth proportional to 431,144.08, 594,997.20 and 240,157.54 is: 331,427.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,144.08 : 594,997.20 = 240,157.54 : x
  2. Step 2: Convert to fraction form
    431,144.08/594,997.20 = 240,157.54/x
  3. Step 3: Cross multiply
    431,144.08x = 594,997.20 × 240,157.54
  4. Step 4: Simplify right side
    431,144.08x = 142,893,063,858.89
  5. Step 5: Solve for x
    x = 142,893,063,858.89/431,144.08
  6. Step 6: Final answer
    x = 331,427.64

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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.