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Finding the Fourth Proportional to 303,582.38, 455,395.43 and 116,593.88

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Solution

The fourth proportional to 303,582.38, 455,395.43 and 116,593.88 is: 174,899.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,582.38 : 455,395.43 = 116,593.88 : x
  2. Step 2: Convert to fraction form
    303,582.38/455,395.43 = 116,593.88/x
  3. Step 3: Cross multiply
    303,582.38x = 455,395.43 × 116,593.88
  4. Step 4: Simplify right side
    303,582.38x = 53,096,318,132.48
  5. Step 5: Solve for x
    x = 53,096,318,132.48/303,582.38
  6. Step 6: Final answer
    x = 174,899.21

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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.