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Finding the Fourth Proportional to 481,922.35, 665,056.70 and 267,065.98

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Solution

The fourth proportional to 481,922.35, 665,056.70 and 267,065.98 is: 368,553.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,922.35 : 665,056.70 = 267,065.98 : x
  2. Step 2: Convert to fraction form
    481,922.35/665,056.70 = 267,065.98/x
  3. Step 3: Cross multiply
    481,922.35x = 665,056.70 × 267,065.98
  4. Step 4: Simplify right side
    481,922.35x = 177,614,019,341.07
  5. Step 5: Solve for x
    x = 177,614,019,341.07/481,922.35
  6. Step 6: Final answer
    x = 368,553.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.