Home / 796,738.05-1,099,405.80-486,484.56

Finding the Fourth Proportional to 796,738.05, 1,099,405.80 and 486,484.56

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Solution

The fourth proportional to 796,738.05, 1,099,405.80 and 486,484.56 is: 671,292.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,738.05 : 1,099,405.80 = 486,484.56 : x
  2. Step 2: Convert to fraction form
    796,738.05/1,099,405.80 = 486,484.56/x
  3. Step 3: Cross multiply
    796,738.05x = 1,099,405.80 × 486,484.56
  4. Step 4: Simplify right side
    796,738.05x = 534,843,946,874.45
  5. Step 5: Solve for x
    x = 534,843,946,874.45/796,738.05
  6. Step 6: Final answer
    x = 671,292.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.