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Finding the Fourth Proportional to 332,808.20, 459,275.22 and 181,905.20

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Solution

The fourth proportional to 332,808.20, 459,275.22 and 181,905.20 is: 251,029.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,808.20 : 459,275.22 = 181,905.20 : x
  2. Step 2: Convert to fraction form
    332,808.20/459,275.22 = 181,905.20/x
  3. Step 3: Cross multiply
    332,808.20x = 459,275.22 × 181,905.20
  4. Step 4: Simplify right side
    332,808.20x = 83,544,548,452.77
  5. Step 5: Solve for x
    x = 83,544,548,452.77/332,808.20
  6. Step 6: Final answer
    x = 251,029.12

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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.