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Finding the Fourth Proportional to 544,449.65, 751,335.85 and 302,730.11

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Solution

The fourth proportional to 544,449.65, 751,335.85 and 302,730.11 is: 417,764.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,449.65 : 751,335.85 = 302,730.11 : x
  2. Step 2: Convert to fraction form
    544,449.65/751,335.85 = 302,730.11/x
  3. Step 3: Cross multiply
    544,449.65x = 751,335.85 × 302,730.11
  4. Step 4: Simplify right side
    544,449.65x = 227,451,984,517.44
  5. Step 5: Solve for x
    x = 227,451,984,517.44/544,449.65
  6. Step 6: Final answer
    x = 417,764.96

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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.