Home / 1,040,701.23-1,560,932.59-272,273.12

Finding the Fourth Proportional to 1,040,701.23, 1,560,932.59 and 272,273.12

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Solution

The fourth proportional to 1,040,701.23, 1,560,932.59 and 272,273.12 is: 408,378.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,701.23 : 1,560,932.59 = 272,273.12 : x
  2. Step 2: Convert to fraction form
    1,040,701.23/1,560,932.59 = 272,273.12/x
  3. Step 3: Cross multiply
    1,040,701.23x = 1,560,932.59 × 272,273.12
  4. Step 4: Simplify right side
    1,040,701.23x = 424,999,986,388.98
  5. Step 5: Solve for x
    x = 424,999,986,388.98/1,040,701.23
  6. Step 6: Final answer
    x = 408,378.48

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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.