Home / 886,982.70-1,330,474.05-255,917.10

Finding the Fourth Proportional to 886,982.70, 1,330,474.05 and 255,917.10

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Solution

The fourth proportional to 886,982.70, 1,330,474.05 and 255,917.10 is: 383,875.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,982.70 : 1,330,474.05 = 255,917.10 : x
  2. Step 2: Convert to fraction form
    886,982.70/1,330,474.05 = 255,917.10/x
  3. Step 3: Cross multiply
    886,982.70x = 1,330,474.05 × 255,917.10
  4. Step 4: Simplify right side
    886,982.70x = 340,491,060,501.26
  5. Step 5: Solve for x
    x = 340,491,060,501.26/886,982.70
  6. Step 6: Final answer
    x = 383,875.65

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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.