Home / 807,630.04-1,211,401.20-246,620.80

Finding the Fourth Proportional to 807,630.04, 1,211,401.20 and 246,620.80

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Solution

The fourth proportional to 807,630.04, 1,211,401.20 and 246,620.80 is: 369,917.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,630.04 : 1,211,401.20 = 246,620.80 : x
  2. Step 2: Convert to fraction form
    807,630.04/1,211,401.20 = 246,620.80/x
  3. Step 3: Cross multiply
    807,630.04x = 1,211,401.20 × 246,620.80
  4. Step 4: Simplify right side
    807,630.04x = 298,756,733,064.96
  5. Step 5: Solve for x
    x = 298,756,733,064.96/807,630.04
  6. Step 6: Final answer
    x = 369,917.81

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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.