Home / 841,981.36-1,263,171.20-273,361.36

Finding the Fourth Proportional to 841,981.36, 1,263,171.20 and 273,361.36

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Solution

The fourth proportional to 841,981.36, 1,263,171.20 and 273,361.36 is: 410,106.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,981.36 : 1,263,171.20 = 273,361.36 : x
  2. Step 2: Convert to fraction form
    841,981.36/1,263,171.20 = 273,361.36/x
  3. Step 3: Cross multiply
    841,981.36x = 1,263,171.20 × 273,361.36
  4. Step 4: Simplify right side
    841,981.36x = 345,302,197,144.83
  5. Step 5: Solve for x
    x = 345,302,197,144.83/841,981.36
  6. Step 6: Final answer
    x = 410,106.70

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1.5x scale

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.