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Finding the Fourth Proportional to 544,755.72, 751,455.69 and 326,908.62

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Solution

The fourth proportional to 544,755.72, 751,455.69 and 326,908.62 is: 450,949.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,755.72 : 751,455.69 = 326,908.62 : x
  2. Step 2: Convert to fraction form
    544,755.72/751,455.69 = 326,908.62/x
  3. Step 3: Cross multiply
    544,755.72x = 751,455.69 × 326,908.62
  4. Step 4: Simplify right side
    544,755.72x = 245,657,342,609.05
  5. Step 5: Solve for x
    x = 245,657,342,609.05/544,755.72
  6. Step 6: Final answer
    x = 450,949.54

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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.