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Finding the Fourth Proportional to 431,757.96, 595,868.82 and 322,672.84

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Solution

The fourth proportional to 431,757.96, 595,868.82 and 322,672.84 is: 445,320.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,757.96 : 595,868.82 = 322,672.84 : x
  2. Step 2: Convert to fraction form
    431,757.96/595,868.82 = 322,672.84/x
  3. Step 3: Cross multiply
    431,757.96x = 595,868.82 × 322,672.84
  4. Step 4: Simplify right side
    431,757.96x = 192,270,684,416.85
  5. Step 5: Solve for x
    x = 192,270,684,416.85/431,757.96
  6. Step 6: Final answer
    x = 445,320.53

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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.