Home / 797,813.20-1,196,777.40-265,704.40

Finding the Fourth Proportional to 797,813.20, 1,196,777.40 and 265,704.40

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Solution

The fourth proportional to 797,813.20, 1,196,777.40 and 265,704.40 is: 398,575.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,813.20 : 1,196,777.40 = 265,704.40 : x
  2. Step 2: Convert to fraction form
    797,813.20/1,196,777.40 = 265,704.40/x
  3. Step 3: Cross multiply
    797,813.20x = 1,196,777.40 × 265,704.40
  4. Step 4: Simplify right side
    797,813.20x = 317,989,021,000.56
  5. Step 5: Solve for x
    x = 317,989,021,000.56/797,813.20
  6. Step 6: Final answer
    x = 398,575.78

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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.