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Finding the Fourth Proportional to 444,141.84, 665,972.76 and 230,379.84

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Solution

The fourth proportional to 444,141.84, 665,972.76 and 230,379.84 is: 345,445.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,141.84 : 665,972.76 = 230,379.84 : x
  2. Step 2: Convert to fraction form
    444,141.84/665,972.76 = 230,379.84/x
  3. Step 3: Cross multiply
    444,141.84x = 665,972.76 × 230,379.84
  4. Step 4: Simplify right side
    444,141.84x = 153,426,697,893.16
  5. Step 5: Solve for x
    x = 153,426,697,893.16/444,141.84
  6. Step 6: Final answer
    x = 345,445.27

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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.