Home / 791,214.92-1,186,805.64-192,178.88

Finding the Fourth Proportional to 791,214.92, 1,186,805.64 and 192,178.88

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Solution

The fourth proportional to 791,214.92, 1,186,805.64 and 192,178.88 is: 288,264.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,214.92 : 1,186,805.64 = 192,178.88 : x
  2. Step 2: Convert to fraction form
    791,214.92/1,186,805.64 = 192,178.88/x
  3. Step 3: Cross multiply
    791,214.92x = 1,186,805.64 × 192,178.88
  4. Step 4: Simplify right side
    791,214.92x = 228,078,978,672.88
  5. Step 5: Solve for x
    x = 228,078,978,672.88/791,214.92
  6. Step 6: Final answer
    x = 288,264.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.