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Finding the Fourth Proportional to 481,633.09, 722,595.40 and 182,205.45

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Solution

The fourth proportional to 481,633.09, 722,595.40 and 182,205.45 is: 273,363.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,633.09 : 722,595.40 = 182,205.45 : x
  2. Step 2: Convert to fraction form
    481,633.09/722,595.40 = 182,205.45/x
  3. Step 3: Cross multiply
    481,633.09x = 722,595.40 × 182,205.45
  4. Step 4: Simplify right side
    481,633.09x = 131,660,819,569.42
  5. Step 5: Solve for x
    x = 131,660,819,569.42/481,633.09
  6. Step 6: Final answer
    x = 273,363.32

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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.