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Finding the Fourth Proportional to 376,354.82, 564,527.34 and 92,047.84

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Solution

The fourth proportional to 376,354.82, 564,527.34 and 92,047.84 is: 138,070.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,354.82 : 564,527.34 = 92,047.84 : x
  2. Step 2: Convert to fraction form
    376,354.82/564,527.34 = 92,047.84/x
  3. Step 3: Cross multiply
    376,354.82x = 564,527.34 × 92,047.84
  4. Step 4: Simplify right side
    376,354.82x = 51,963,520,856.63
  5. Step 5: Solve for x
    x = 51,963,520,856.63/376,354.82
  6. Step 6: Final answer
    x = 138,070.56

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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.