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Finding the Fourth Proportional to 431,635.56, 595,674.18 and 240,682.92

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Solution

The fourth proportional to 431,635.56, 595,674.18 and 240,682.92 is: 332,151.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,635.56 : 595,674.18 = 240,682.92 : x
  2. Step 2: Convert to fraction form
    431,635.56/595,674.18 = 240,682.92/x
  3. Step 3: Cross multiply
    431,635.56x = 595,674.18 × 240,682.92
  4. Step 4: Simplify right side
    431,635.56x = 143,368,601,011.01
  5. Step 5: Solve for x
    x = 143,368,601,011.01/431,635.56
  6. Step 6: Final answer
    x = 332,151.97

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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.