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Finding the Fourth Proportional to 303,041, 454,563.78 and 134,516.02

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Solution

The fourth proportional to 303,041, 454,563.78 and 134,516.02 is: 201,775.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,041 : 454,563.78 = 134,516.02 : x
  2. Step 2: Convert to fraction form
    303,041/454,563.78 = 134,516.02/x
  3. Step 3: Cross multiply
    303,041x = 454,563.78 × 134,516.02
  4. Step 4: Simplify right side
    303,041x = 61,146,110,521.76
  5. Step 5: Solve for x
    x = 61,146,110,521.76/303,041
  6. Step 6: Final answer
    x = 201,775.04

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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.