Home / 264,870.46-397,296.84-115,110.76

Finding the Fourth Proportional to 264,870.46, 397,296.84 and 115,110.76

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Solution

The fourth proportional to 264,870.46, 397,296.84 and 115,110.76 is: 172,662.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,870.46 : 397,296.84 = 115,110.76 : x
  2. Step 2: Convert to fraction form
    264,870.46/397,296.84 = 115,110.76/x
  3. Step 3: Cross multiply
    264,870.46x = 397,296.84 × 115,110.76
  4. Step 4: Simplify right side
    264,870.46x = 45,733,141,198.00
  5. Step 5: Solve for x
    x = 45,733,141,198.00/264,870.46
  6. Step 6: Final answer
    x = 172,662.29

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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.