Home / 1,263,258.83-1,743,301.77-690,299.06

Finding the Fourth Proportional to 1,263,258.83, 1,743,301.77 and 690,299.06

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Solution

The fourth proportional to 1,263,258.83, 1,743,301.77 and 690,299.06 is: 952,615.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,258.83 : 1,743,301.77 = 690,299.06 : x
  2. Step 2: Convert to fraction form
    1,263,258.83/1,743,301.77 = 690,299.06/x
  3. Step 3: Cross multiply
    1,263,258.83x = 1,743,301.77 × 690,299.06
  4. Step 4: Simplify right side
    1,263,258.83x = 1,203,399,564,410.83
  5. Step 5: Solve for x
    x = 1,203,399,564,410.83/1,263,258.83
  6. Step 6: Final answer
    x = 952,615.20

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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.