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Finding the Fourth Proportional to 544,707.84, 751,583.16 and 329,863.44

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Solution

The fourth proportional to 544,707.84, 751,583.16 and 329,863.44 is: 455,142.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,707.84 : 751,583.16 = 329,863.44 : x
  2. Step 2: Convert to fraction form
    544,707.84/751,583.16 = 329,863.44/x
  3. Step 3: Cross multiply
    544,707.84x = 751,583.16 × 329,863.44
  4. Step 4: Simplify right side
    544,707.84x = 247,919,806,603.67
  5. Step 5: Solve for x
    x = 247,919,806,603.67/544,707.84
  6. Step 6: Final answer
    x = 455,142.72

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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.