Home / 729,019.80-1,093,529.70-414,091.80

Finding the Fourth Proportional to 729,019.80, 1,093,529.70 and 414,091.80

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Solution

The fourth proportional to 729,019.80, 1,093,529.70 and 414,091.80 is: 621,137.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,019.80 : 1,093,529.70 = 414,091.80 : x
  2. Step 2: Convert to fraction form
    729,019.80/1,093,529.70 = 414,091.80/x
  3. Step 3: Cross multiply
    729,019.80x = 1,093,529.70 × 414,091.80
  4. Step 4: Simplify right side
    729,019.80x = 452,821,681,826.46
  5. Step 5: Solve for x
    x = 452,821,681,826.46/729,019.80
  6. Step 6: Final answer
    x = 621,137.70

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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.