Home / 890,874.50-1,336,285.83-329,896.58

Finding the Fourth Proportional to 890,874.50, 1,336,285.83 and 329,896.58

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Solution

The fourth proportional to 890,874.50, 1,336,285.83 and 329,896.58 is: 494,835.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,874.50 : 1,336,285.83 = 329,896.58 : x
  2. Step 2: Convert to fraction form
    890,874.50/1,336,285.83 = 329,896.58/x
  3. Step 3: Cross multiply
    890,874.50x = 1,336,285.83 × 329,896.58
  4. Step 4: Simplify right side
    890,874.50x = 440,836,125,219.46
  5. Step 5: Solve for x
    x = 440,836,125,219.46/890,874.50
  6. Step 6: Final answer
    x = 494,835.27

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1.5x scale

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.