Home / 741,698.88-1,112,734.87-342,622.00

Finding the Fourth Proportional to 741,698.88, 1,112,734.87 and 342,622.00

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Solution

The fourth proportional to 741,698.88, 1,112,734.87 and 342,622.00 is: 514,019.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,698.88 : 1,112,734.87 = 342,622.00 : x
  2. Step 2: Convert to fraction form
    741,698.88/1,112,734.87 = 342,622.00/x
  3. Step 3: Cross multiply
    741,698.88x = 1,112,734.87 × 342,622.00
  4. Step 4: Simplify right side
    741,698.88x = 381,247,447,163.50
  5. Step 5: Solve for x
    x = 381,247,447,163.50/741,698.88
  6. Step 6: Final answer
    x = 514,019.18

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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.