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Finding the Fourth Proportional to 544,677.97, 751,637.56 and 302,953.72

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Solution

The fourth proportional to 544,677.97, 751,637.56 and 302,953.72 is: 418,066.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,677.97 : 751,637.56 = 302,953.72 : x
  2. Step 2: Convert to fraction form
    544,677.97/751,637.56 = 302,953.72/x
  3. Step 3: Cross multiply
    544,677.97x = 751,637.56 × 302,953.72
  4. Step 4: Simplify right side
    544,677.97x = 227,711,392,257.25
  5. Step 5: Solve for x
    x = 227,711,392,257.25/544,677.97
  6. Step 6: Final answer
    x = 418,066.10

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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.