Home / 1,297,254-1,946,067.06-398,771.19

Finding the Fourth Proportional to 1,297,254, 1,946,067.06 and 398,771.19

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Solution

The fourth proportional to 1,297,254, 1,946,067.06 and 398,771.19 is: 598,213.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,254 : 1,946,067.06 = 398,771.19 : x
  2. Step 2: Convert to fraction form
    1,297,254/1,946,067.06 = 398,771.19/x
  3. Step 3: Cross multiply
    1,297,254x = 1,946,067.06 × 398,771.19
  4. Step 4: Simplify right side
    1,297,254x = 776,035,477,336.00
  5. Step 5: Solve for x
    x = 776,035,477,336.00/1,297,254
  6. Step 6: Final answer
    x = 598,213.98

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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.