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Finding the Fourth Proportional to 383,039.66, 574,537.88 and 169,746.14

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Solution

The fourth proportional to 383,039.66, 574,537.88 and 169,746.14 is: 254,609.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,039.66 : 574,537.88 = 169,746.14 : x
  2. Step 2: Convert to fraction form
    383,039.66/574,537.88 = 169,746.14/x
  3. Step 3: Cross multiply
    383,039.66x = 574,537.88 × 169,746.14
  4. Step 4: Simplify right side
    383,039.66x = 97,525,587,413.78
  5. Step 5: Solve for x
    x = 97,525,587,413.78/383,039.66
  6. Step 6: Final answer
    x = 254,609.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.