Home / 910,375.80-1,362,453.30-798,401.40

Finding the Fourth Proportional to 910,375.80, 1,362,453.30 and 798,401.40

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Solution

The fourth proportional to 910,375.80, 1,362,453.30 and 798,401.40 is: 1,194,874.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,375.80 : 1,362,453.30 = 798,401.40 : x
  2. Step 2: Convert to fraction form
    910,375.80/1,362,453.30 = 798,401.40/x
  3. Step 3: Cross multiply
    910,375.80x = 1,362,453.30 × 798,401.40
  4. Step 4: Simplify right side
    910,375.80x = 1,087,784,622,154.62
  5. Step 5: Solve for x
    x = 1,087,784,622,154.62/910,375.80
  6. Step 6: Final answer
    x = 1,194,874.27

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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.