Home / 264,604.32-396,406.08-205,148.64

Finding the Fourth Proportional to 264,604.32, 396,406.08 and 205,148.64

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Solution

The fourth proportional to 264,604.32, 396,406.08 and 205,148.64 is: 307,335.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,604.32 : 396,406.08 = 205,148.64 : x
  2. Step 2: Convert to fraction form
    264,604.32/396,406.08 = 205,148.64/x
  3. Step 3: Cross multiply
    264,604.32x = 396,406.08 × 205,148.64
  4. Step 4: Simplify right side
    264,604.32x = 81,322,168,199.73
  5. Step 5: Solve for x
    x = 81,322,168,199.73/264,604.32
  6. Step 6: Final answer
    x = 307,335.00

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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.