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Finding the Fourth Proportional to 431,161.08, 595,020.70 and 240,174.60

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Solution

The fourth proportional to 431,161.08, 595,020.70 and 240,174.60 is: 331,451.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,161.08 : 595,020.70 = 240,174.60 : x
  2. Step 2: Convert to fraction form
    431,161.08/595,020.70 = 240,174.60/x
  3. Step 3: Cross multiply
    431,161.08x = 595,020.70 × 240,174.60
  4. Step 4: Simplify right side
    431,161.08x = 142,908,858,614.22
  5. Step 5: Solve for x
    x = 142,908,858,614.22/431,161.08
  6. Step 6: Final answer
    x = 331,451.20

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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.