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Finding the Fourth Proportional to 434,812.69, 600,047.49 and 325,723.78

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Solution

The fourth proportional to 434,812.69, 600,047.49 and 325,723.78 is: 449,503.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,812.69 : 600,047.49 = 325,723.78 : x
  2. Step 2: Convert to fraction form
    434,812.69/600,047.49 = 325,723.78/x
  3. Step 3: Cross multiply
    434,812.69x = 600,047.49 × 325,723.78
  4. Step 4: Simplify right side
    434,812.69x = 195,449,736,622.31
  5. Step 5: Solve for x
    x = 195,449,736,622.31/434,812.69
  6. Step 6: Final answer
    x = 449,503.29

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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.