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Finding the Fourth Proportional to 444,398.96, 666,583.44 and 178,087.96

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Solution

The fourth proportional to 444,398.96, 666,583.44 and 178,087.96 is: 267,125.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,398.96 : 666,583.44 = 178,087.96 : x
  2. Step 2: Convert to fraction form
    444,398.96/666,583.44 = 178,087.96/x
  3. Step 3: Cross multiply
    444,398.96x = 666,583.44 × 178,087.96
  4. Step 4: Simplify right side
    444,398.96x = 118,710,484,999.38
  5. Step 5: Solve for x
    x = 118,710,484,999.38/444,398.96
  6. Step 6: Final answer
    x = 267,125.93

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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.