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Finding the Fourth Proportional to 323,290.56, 446,101.74 and 185,462.34

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Solution

The fourth proportional to 323,290.56, 446,101.74 and 185,462.34 is: 255,915.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,290.56 : 446,101.74 = 185,462.34 : x
  2. Step 2: Convert to fraction form
    323,290.56/446,101.74 = 185,462.34/x
  3. Step 3: Cross multiply
    323,290.56x = 446,101.74 × 185,462.34
  4. Step 4: Simplify right side
    323,290.56x = 82,735,072,578.47
  5. Step 5: Solve for x
    x = 82,735,072,578.47/323,290.56
  6. Step 6: Final answer
    x = 255,915.52

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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.