Home / 329,331.96-454,310.91-208,269.36

Finding the Fourth Proportional to 329,331.96, 454,310.91 and 208,269.36

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Solution

The fourth proportional to 329,331.96, 454,310.91 and 208,269.36 is: 287,305.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,331.96 : 454,310.91 = 208,269.36 : x
  2. Step 2: Convert to fraction form
    329,331.96/454,310.91 = 208,269.36/x
  3. Step 3: Cross multiply
    329,331.96x = 454,310.91 × 208,269.36
  4. Step 4: Simplify right side
    329,331.96x = 94,619,042,466.72
  5. Step 5: Solve for x
    x = 94,619,042,466.72/329,331.96
  6. Step 6: Final answer
    x = 287,305.98

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1.5x scale

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.