Home / 759,027.60-1,137,415.50-309,198.96

Finding the Fourth Proportional to 759,027.60, 1,137,415.50 and 309,198.96

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Solution

The fourth proportional to 759,027.60, 1,137,415.50 and 309,198.96 is: 463,339.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,027.60 : 1,137,415.50 = 309,198.96 : x
  2. Step 2: Convert to fraction form
    759,027.60/1,137,415.50 = 309,198.96/x
  3. Step 3: Cross multiply
    759,027.60x = 1,137,415.50 × 309,198.96
  4. Step 4: Simplify right side
    759,027.60x = 351,687,689,687.88
  5. Step 5: Solve for x
    x = 351,687,689,687.88/759,027.60
  6. Step 6: Final answer
    x = 463,339.79

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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.