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Finding the Fourth Proportional to 431,357.33, 595,203.06 and 250,033.82

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Solution

The fourth proportional to 431,357.33, 595,203.06 and 250,033.82 is: 345,006.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,357.33 : 595,203.06 = 250,033.82 : x
  2. Step 2: Convert to fraction form
    431,357.33/595,203.06 = 250,033.82/x
  3. Step 3: Cross multiply
    431,357.33x = 595,203.06 × 250,033.82
  4. Step 4: Simplify right side
    431,357.33x = 148,820,892,729.10
  5. Step 5: Solve for x
    x = 148,820,892,729.10/431,357.33
  6. Step 6: Final answer
    x = 345,006.06

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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.