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Finding the Fourth Proportional to 468,950.63, 647,150.96 and 254,096.51

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Solution

The fourth proportional to 468,950.63, 647,150.96 and 254,096.51 is: 350,652.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,950.63 : 647,150.96 = 254,096.51 : x
  2. Step 2: Convert to fraction form
    468,950.63/647,150.96 = 254,096.51/x
  3. Step 3: Cross multiply
    468,950.63x = 647,150.96 × 254,096.51
  4. Step 4: Simplify right side
    468,950.63x = 164,438,800,379.15
  5. Step 5: Solve for x
    x = 164,438,800,379.15/468,950.63
  6. Step 6: Final answer
    x = 350,652.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.