Home / 998,707.80-1,498,438.80-599,626.77

Finding the Fourth Proportional to 998,707.80, 1,498,438.80 and 599,626.77

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Solution

The fourth proportional to 998,707.80, 1,498,438.80 and 599,626.77 is: 899,666.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,707.80 : 1,498,438.80 = 599,626.77 : x
  2. Step 2: Convert to fraction form
    998,707.80/1,498,438.80 = 599,626.77/x
  3. Step 3: Cross multiply
    998,707.80x = 1,498,438.80 × 599,626.77
  4. Step 4: Simplify right side
    998,707.80x = 898,504,017,686.68
  5. Step 5: Solve for x
    x = 898,504,017,686.68/998,707.80
  6. Step 6: Final answer
    x = 899,666.57

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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.