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Finding the Fourth Proportional to 558,612.28, 838,049.64 and 184,635.28

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Solution

The fourth proportional to 558,612.28, 838,049.64 and 184,635.28 is: 276,996.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,612.28 : 838,049.64 = 184,635.28 : x
  2. Step 2: Convert to fraction form
    558,612.28/838,049.64 = 184,635.28/x
  3. Step 3: Cross multiply
    558,612.28x = 838,049.64 × 184,635.28
  4. Step 4: Simplify right side
    558,612.28x = 154,733,529,935.30
  5. Step 5: Solve for x
    x = 154,733,529,935.30/558,612.28
  6. Step 6: Final answer
    x = 276,996.29

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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.