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Finding the Fourth Proportional to 473,100.84, 652,781.70 and 271,857.96

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Solution

The fourth proportional to 473,100.84, 652,781.70 and 271,857.96 is: 375,107.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,100.84 : 652,781.70 = 271,857.96 : x
  2. Step 2: Convert to fraction form
    473,100.84/652,781.70 = 271,857.96/x
  3. Step 3: Cross multiply
    473,100.84x = 652,781.70 × 271,857.96
  4. Step 4: Simplify right side
    473,100.84x = 177,463,901,287.33
  5. Step 5: Solve for x
    x = 177,463,901,287.33/473,100.84
  6. Step 6: Final answer
    x = 375,107.98

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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.