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Finding the Fourth Proportional to 481,922.46, 665,056.71 and 267,066

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Solution

The fourth proportional to 481,922.46, 665,056.71 and 267,066 is: 368,553.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,922.46 : 665,056.71 = 267,066 : x
  2. Step 2: Convert to fraction form
    481,922.46/665,056.71 = 267,066/x
  3. Step 3: Cross multiply
    481,922.46x = 665,056.71 × 267,066
  4. Step 4: Simplify right side
    481,922.46x = 177,614,035,312.86
  5. Step 5: Solve for x
    x = 177,614,035,312.86/481,922.46
  6. Step 6: Final answer
    x = 368,553.14

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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.