Home / 847,584.10-1,274,328.60-717,676.30

Finding the Fourth Proportional to 847,584.10, 1,274,328.60 and 717,676.30

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Solution

The fourth proportional to 847,584.10, 1,274,328.60 and 717,676.30 is: 1,079,014.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,584.10 : 1,274,328.60 = 717,676.30 : x
  2. Step 2: Convert to fraction form
    847,584.10/1,274,328.60 = 717,676.30/x
  3. Step 3: Cross multiply
    847,584.10x = 1,274,328.60 × 717,676.30
  4. Step 4: Simplify right side
    847,584.10x = 914,555,434,632.18
  5. Step 5: Solve for x
    x = 914,555,434,632.18/847,584.10
  6. Step 6: Final answer
    x = 1,079,014.38

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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.