Home / 1,263,277.88-1,743,250.02-690,322.76

Finding the Fourth Proportional to 1,263,277.88, 1,743,250.02 and 690,322.76

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Solution

The fourth proportional to 1,263,277.88, 1,743,250.02 and 690,322.76 is: 952,605.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,277.88 : 1,743,250.02 = 690,322.76 : x
  2. Step 2: Convert to fraction form
    1,263,277.88/1,743,250.02 = 690,322.76/x
  3. Step 3: Cross multiply
    1,263,277.88x = 1,743,250.02 × 690,322.76
  4. Step 4: Simplify right side
    1,263,277.88x = 1,203,405,165,176.46
  5. Step 5: Solve for x
    x = 1,203,405,165,176.46/1,263,277.88
  6. Step 6: Final answer
    x = 952,605.27

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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.