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Finding the Fourth Proportional to 544,680.85, 751,648.77 and 302,958.22

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Solution

The fourth proportional to 544,680.85, 751,648.77 and 302,958.22 is: 418,076.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,680.85 : 751,648.77 = 302,958.22 : x
  2. Step 2: Convert to fraction form
    544,680.85/751,648.77 = 302,958.22/x
  3. Step 3: Cross multiply
    544,680.85x = 751,648.77 × 302,958.22
  4. Step 4: Simplify right side
    544,680.85x = 227,718,173,424.39
  5. Step 5: Solve for x
    x = 227,718,173,424.39/544,680.85
  6. Step 6: Final answer
    x = 418,076.33

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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.