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Finding the Fourth Proportional to 303,582.31, 455,395.34 and 116,593.81

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Solution

The fourth proportional to 303,582.31, 455,395.34 and 116,593.81 is: 174,899.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,582.31 : 455,395.34 = 116,593.81 : x
  2. Step 2: Convert to fraction form
    303,582.31/455,395.34 = 116,593.81/x
  3. Step 3: Cross multiply
    303,582.31x = 455,395.34 × 116,593.81
  4. Step 4: Simplify right side
    303,582.31x = 53,096,277,746.85
  5. Step 5: Solve for x
    x = 53,096,277,746.85/303,582.31
  6. Step 6: Final answer
    x = 174,899.12

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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.