Home / 886,303.20-1,327,899.60-727,672.80

Finding the Fourth Proportional to 886,303.20, 1,327,899.60 and 727,672.80

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Solution

The fourth proportional to 886,303.20, 1,327,899.60 and 727,672.80 is: 1,090,232.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,303.20 : 1,327,899.60 = 727,672.80 : x
  2. Step 2: Convert to fraction form
    886,303.20/1,327,899.60 = 727,672.80/x
  3. Step 3: Cross multiply
    886,303.20x = 1,327,899.60 × 727,672.80
  4. Step 4: Simplify right side
    886,303.20x = 966,276,420,050.88
  5. Step 5: Solve for x
    x = 966,276,420,050.88/886,303.20
  6. Step 6: Final answer
    x = 1,090,232.35

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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.