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Finding the Fourth Proportional to 464,550.24, 641,128.32 and 273,559.56

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Solution

The fourth proportional to 464,550.24, 641,128.32 and 273,559.56 is: 377,541.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,550.24 : 641,128.32 = 273,559.56 : x
  2. Step 2: Convert to fraction form
    464,550.24/641,128.32 = 273,559.56/x
  3. Step 3: Cross multiply
    464,550.24x = 641,128.32 × 273,559.56
  4. Step 4: Simplify right side
    464,550.24x = 175,386,781,122.74
  5. Step 5: Solve for x
    x = 175,386,781,122.74/464,550.24
  6. Step 6: Final answer
    x = 377,541.04

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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.