Home / 842,310.90-1,262,874.58-295,069.43

Finding the Fourth Proportional to 842,310.90, 1,262,874.58 and 295,069.43

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Solution

The fourth proportional to 842,310.90, 1,262,874.58 and 295,069.43 is: 442,396.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,310.90 : 1,262,874.58 = 295,069.43 : x
  2. Step 2: Convert to fraction form
    842,310.90/1,262,874.58 = 295,069.43/x
  3. Step 3: Cross multiply
    842,310.90x = 1,262,874.58 × 295,069.43
  4. Step 4: Simplify right side
    842,310.90x = 372,635,684,901.60
  5. Step 5: Solve for x
    x = 372,635,684,901.60/842,310.90
  6. Step 6: Final answer
    x = 442,396.85

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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.