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Finding the Fourth Proportional to 376,682.22, 565,011.47 and 92,373.64

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Solution

The fourth proportional to 376,682.22, 565,011.47 and 92,373.64 is: 138,557.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,682.22 : 565,011.47 = 92,373.64 : x
  2. Step 2: Convert to fraction form
    376,682.22/565,011.47 = 92,373.64/x
  3. Step 3: Cross multiply
    376,682.22x = 565,011.47 × 92,373.64
  4. Step 4: Simplify right side
    376,682.22x = 52,192,164,944.06
  5. Step 5: Solve for x
    x = 52,192,164,944.06/376,682.22
  6. Step 6: Final answer
    x = 138,557.55

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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.