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Finding the Fourth Proportional to 884,583, 1,220,725.08 and 482,175

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Solution

The fourth proportional to 884,583, 1,220,725.08 and 482,175 is: 665,401.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,583 : 1,220,725.08 = 482,175 : x
  2. Step 2: Convert to fraction form
    884,583/1,220,725.08 = 482,175/x
  3. Step 3: Cross multiply
    884,583x = 1,220,725.08 × 482,175
  4. Step 4: Simplify right side
    884,583x = 588,603,115,449
  5. Step 5: Solve for x
    x = 588,603,115,449/884,583
  6. Step 6: Final answer
    x = 665,401.79

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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.