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Finding the Fourth Proportional to 597,570.33, 824,636.79 and 325,640.58

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Solution

The fourth proportional to 597,570.33, 824,636.79 and 325,640.58 is: 449,378.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,570.33 : 824,636.79 = 325,640.58 : x
  2. Step 2: Convert to fraction form
    597,570.33/824,636.79 = 325,640.58/x
  3. Step 3: Cross multiply
    597,570.33x = 824,636.79 × 325,640.58
  4. Step 4: Simplify right side
    597,570.33x = 268,535,202,584.94
  5. Step 5: Solve for x
    x = 268,535,202,584.94/597,570.33
  6. Step 6: Final answer
    x = 449,378.41

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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.