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Finding the Fourth Proportional to 431,880.56, 595,996.08 and 240,889.04

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Solution

The fourth proportional to 431,880.56, 595,996.08 and 240,889.04 is: 332,427.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,880.56 : 595,996.08 = 240,889.04 : x
  2. Step 2: Convert to fraction form
    431,880.56/595,996.08 = 240,889.04/x
  3. Step 3: Cross multiply
    431,880.56x = 595,996.08 × 240,889.04
  4. Step 4: Simplify right side
    431,880.56x = 143,568,923,554.96
  5. Step 5: Solve for x
    x = 143,568,923,554.96/431,880.56
  6. Step 6: Final answer
    x = 332,427.38

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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.