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Finding the Fourth Proportional to 303,581.63, 455,394.31 and 116,593.13

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Solution

The fourth proportional to 303,581.63, 455,394.31 and 116,593.13 is: 174,898.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,581.63 : 455,394.31 = 116,593.13 : x
  2. Step 2: Convert to fraction form
    303,581.63/455,394.31 = 116,593.13/x
  3. Step 3: Cross multiply
    303,581.63x = 455,394.31 × 116,593.13
  4. Step 4: Simplify right side
    303,581.63x = 53,095,845,418.64
  5. Step 5: Solve for x
    x = 53,095,845,418.64/303,581.63
  6. Step 6: Final answer
    x = 174,898.09

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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.