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Finding the Fourth Proportional to 376,507.44, 564,635.88 and 151,809.84

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Solution

The fourth proportional to 376,507.44, 564,635.88 and 151,809.84 is: 227,664.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,507.44 : 564,635.88 = 151,809.84 : x
  2. Step 2: Convert to fraction form
    376,507.44/564,635.88 = 151,809.84/x
  3. Step 3: Cross multiply
    376,507.44x = 564,635.88 × 151,809.84
  4. Step 4: Simplify right side
    376,507.44x = 85,717,282,601.06
  5. Step 5: Solve for x
    x = 85,717,282,601.06/376,507.44
  6. Step 6: Final answer
    x = 227,664.25

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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.