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Finding the Fourth Proportional to 376,262.62, 519,207.77 and 223,274.27

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Solution

The fourth proportional to 376,262.62, 519,207.77 and 223,274.27 is: 308,097.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,262.62 : 519,207.77 = 223,274.27 : x
  2. Step 2: Convert to fraction form
    376,262.62/519,207.77 = 223,274.27/x
  3. Step 3: Cross multiply
    376,262.62x = 519,207.77 × 223,274.27
  4. Step 4: Simplify right side
    376,262.62x = 115,925,737,681.28
  5. Step 5: Solve for x
    x = 115,925,737,681.28/376,262.62
  6. Step 6: Final answer
    x = 308,097.94

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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.