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Finding the Fourth Proportional to 453,994.72, 626,517.06 and 250,050.26

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Solution

The fourth proportional to 453,994.72, 626,517.06 and 250,050.26 is: 345,071.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,994.72 : 626,517.06 = 250,050.26 : x
  2. Step 2: Convert to fraction form
    453,994.72/626,517.06 = 250,050.26/x
  3. Step 3: Cross multiply
    453,994.72x = 626,517.06 × 250,050.26
  4. Step 4: Simplify right side
    453,994.72x = 156,660,753,747.44
  5. Step 5: Solve for x
    x = 156,660,753,747.44/453,994.72
  6. Step 6: Final answer
    x = 345,071.75

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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.