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Finding the Fourth Proportional to 481,683.27, 664,092.77 and 414,422.76

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Solution

The fourth proportional to 481,683.27, 664,092.77 and 414,422.76 is: 571,361.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,683.27 : 664,092.77 = 414,422.76 : x
  2. Step 2: Convert to fraction form
    481,683.27/664,092.77 = 414,422.76/x
  3. Step 3: Cross multiply
    481,683.27x = 664,092.77 × 414,422.76
  4. Step 4: Simplify right side
    481,683.27x = 275,215,158,639.45
  5. Step 5: Solve for x
    x = 275,215,158,639.45/481,683.27
  6. Step 6: Final answer
    x = 571,361.26

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1.5x scale

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.