Home / 981,242.64-1,470,361.50-660,205.26

Finding the Fourth Proportional to 981,242.64, 1,470,361.50 and 660,205.26

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Solution

The fourth proportional to 981,242.64, 1,470,361.50 and 660,205.26 is: 989,297.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,242.64 : 1,470,361.50 = 660,205.26 : x
  2. Step 2: Convert to fraction form
    981,242.64/1,470,361.50 = 660,205.26/x
  3. Step 3: Cross multiply
    981,242.64x = 1,470,361.50 × 660,205.26
  4. Step 4: Simplify right side
    981,242.64x = 970,740,396,401.49
  5. Step 5: Solve for x
    x = 970,740,396,401.49/981,242.64
  6. Step 6: Final answer
    x = 989,297.00

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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.