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Finding the Fourth Proportional to 303,584.38, 455,398.44 and 116,595.88

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Solution

The fourth proportional to 303,584.38, 455,398.44 and 116,595.88 is: 174,902.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,584.38 : 455,398.44 = 116,595.88 : x
  2. Step 2: Convert to fraction form
    303,584.38/455,398.44 = 116,595.88/x
  3. Step 3: Cross multiply
    303,584.38x = 455,398.44 × 116,595.88
  4. Step 4: Simplify right side
    303,584.38x = 53,097,581,862.43
  5. Step 5: Solve for x
    x = 53,097,581,862.43/303,584.38
  6. Step 6: Final answer
    x = 174,902.22

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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.