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Finding the Fourth Proportional to 450,806.34, 622,112.75 and 259,832.04

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Solution

The fourth proportional to 450,806.34, 622,112.75 and 259,832.04 is: 358,568.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,806.34 : 622,112.75 = 259,832.04 : x
  2. Step 2: Convert to fraction form
    450,806.34/622,112.75 = 259,832.04/x
  3. Step 3: Cross multiply
    450,806.34x = 622,112.75 × 259,832.04
  4. Step 4: Simplify right side
    450,806.34x = 161,644,823,746.35
  5. Step 5: Solve for x
    x = 161,644,823,746.35/450,806.34
  6. Step 6: Final answer
    x = 358,568.21

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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.