Home / 1,370,286.81-2,055,380.94-359,400.69

Finding the Fourth Proportional to 1,370,286.81, 2,055,380.94 and 359,400.69

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Solution

The fourth proportional to 1,370,286.81, 2,055,380.94 and 359,400.69 is: 539,088.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,286.81 : 2,055,380.94 = 359,400.69 : x
  2. Step 2: Convert to fraction form
    1,370,286.81/2,055,380.94 = 359,400.69/x
  3. Step 3: Cross multiply
    1,370,286.81x = 2,055,380.94 × 359,400.69
  4. Step 4: Simplify right side
    1,370,286.81x = 738,705,328,048.85
  5. Step 5: Solve for x
    x = 738,705,328,048.85/1,370,286.81
  6. Step 6: Final answer
    x = 539,088.11

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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.