Home / 283,952.45-426,410.75-189,787.75

Finding the Fourth Proportional to 283,952.45, 426,410.75 and 189,787.75

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Solution

The fourth proportional to 283,952.45, 426,410.75 and 189,787.75 is: 285,003.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,952.45 : 426,410.75 = 189,787.75 : x
  2. Step 2: Convert to fraction form
    283,952.45/426,410.75 = 189,787.75/x
  3. Step 3: Cross multiply
    283,952.45x = 426,410.75 × 189,787.75
  4. Step 4: Simplify right side
    283,952.45x = 80,927,536,818.31
  5. Step 5: Solve for x
    x = 80,927,536,818.31/283,952.45
  6. Step 6: Final answer
    x = 285,003.83

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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.