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Finding the Fourth Proportional to 544,531.76, 751,396.30 and 302,775.32

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Solution

The fourth proportional to 544,531.76, 751,396.30 and 302,775.32 is: 417,797.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,531.76 : 751,396.30 = 302,775.32 : x
  2. Step 2: Convert to fraction form
    544,531.76/751,396.30 = 302,775.32/x
  3. Step 3: Cross multiply
    544,531.76x = 751,396.30 × 302,775.32
  4. Step 4: Simplify right side
    544,531.76x = 227,504,255,179.32
  5. Step 5: Solve for x
    x = 227,504,255,179.32/544,531.76
  6. Step 6: Final answer
    x = 417,797.95

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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.