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Finding the Fourth Proportional to 431,163.90, 595,024.56 and 240,177.37

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Solution

The fourth proportional to 431,163.90, 595,024.56 and 240,177.37 is: 331,455.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,163.90 : 595,024.56 = 240,177.37 : x
  2. Step 2: Convert to fraction form
    431,163.90/595,024.56 = 240,177.37/x
  3. Step 3: Cross multiply
    431,163.90x = 595,024.56 × 240,177.37
  4. Step 4: Simplify right side
    431,163.90x = 142,911,433,906.21
  5. Step 5: Solve for x
    x = 142,911,433,906.21/431,163.90
  6. Step 6: Final answer
    x = 331,455.01

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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.