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Finding the Fourth Proportional to 303,476.82, 455,273.82 and 116,473.74

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Solution

The fourth proportional to 303,476.82, 455,273.82 and 116,473.74 is: 174,733.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,476.82 : 455,273.82 = 116,473.74 : x
  2. Step 2: Convert to fraction form
    303,476.82/455,273.82 = 116,473.74/x
  3. Step 3: Cross multiply
    303,476.82x = 455,273.82 × 116,473.74
  4. Step 4: Simplify right side
    303,476.82x = 53,027,444,539.49
  5. Step 5: Solve for x
    x = 53,027,444,539.49/303,476.82
  6. Step 6: Final answer
    x = 174,733.10

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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.