Home / 1,275,409.96-1,760,145.64-702,450

Finding the Fourth Proportional to 1,275,409.96, 1,760,145.64 and 702,450

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Solution

The fourth proportional to 1,275,409.96, 1,760,145.64 and 702,450 is: 969,425.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,409.96 : 1,760,145.64 = 702,450 : x
  2. Step 2: Convert to fraction form
    1,275,409.96/1,760,145.64 = 702,450/x
  3. Step 3: Cross multiply
    1,275,409.96x = 1,760,145.64 × 702,450
  4. Step 4: Simplify right side
    1,275,409.96x = 1,236,414,304,818
  5. Step 5: Solve for x
    x = 1,236,414,304,818/1,275,409.96
  6. Step 6: Final answer
    x = 969,425.00

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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.