Home / 675,577.80-1,013,367.34-276,218.57

Finding the Fourth Proportional to 675,577.80, 1,013,367.34 and 276,218.57

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Solution

The fourth proportional to 675,577.80, 1,013,367.34 and 276,218.57 is: 414,328.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,577.80 : 1,013,367.34 = 276,218.57 : x
  2. Step 2: Convert to fraction form
    675,577.80/1,013,367.34 = 276,218.57/x
  3. Step 3: Cross multiply
    675,577.80x = 1,013,367.34 × 276,218.57
  4. Step 4: Simplify right side
    675,577.80x = 279,910,880,418.20
  5. Step 5: Solve for x
    x = 279,910,880,418.20/675,577.80
  6. Step 6: Final answer
    x = 414,328.12

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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.