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Finding the Fourth Proportional to 329,499.32, 454,757.64 and 208,651.64

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Solution

The fourth proportional to 329,499.32, 454,757.64 and 208,651.64 is: 287,970.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,499.32 : 454,757.64 = 208,651.64 : x
  2. Step 2: Convert to fraction form
    329,499.32/454,757.64 = 208,651.64/x
  3. Step 3: Cross multiply
    329,499.32x = 454,757.64 × 208,651.64
  4. Step 4: Simplify right side
    329,499.32x = 94,885,927,388.53
  5. Step 5: Solve for x
    x = 94,885,927,388.53/329,499.32
  6. Step 6: Final answer
    x = 287,970.02

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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.