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Finding the Fourth Proportional to 544,708.84, 751,584.54 and 329,864.44

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Solution

The fourth proportional to 544,708.84, 751,584.54 and 329,864.44 is: 455,144.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,708.84 : 751,584.54 = 329,864.44 : x
  2. Step 2: Convert to fraction form
    544,708.84/751,584.54 = 329,864.44/x
  3. Step 3: Cross multiply
    544,708.84x = 751,584.54 × 329,864.44
  4. Step 4: Simplify right side
    544,708.84x = 247,921,013,399.76
  5. Step 5: Solve for x
    x = 247,921,013,399.76/544,708.84
  6. Step 6: Final answer
    x = 455,144.10

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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.