Home / 366,917.85-550,376.78-338,049.45

Finding the Fourth Proportional to 366,917.85, 550,376.78 and 338,049.45

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Solution

The fourth proportional to 366,917.85, 550,376.78 and 338,049.45 is: 507,074.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,917.85 : 550,376.78 = 338,049.45 : x
  2. Step 2: Convert to fraction form
    366,917.85/550,376.78 = 338,049.45/x
  3. Step 3: Cross multiply
    366,917.85x = 550,376.78 × 338,049.45
  4. Step 4: Simplify right side
    366,917.85x = 186,054,566,081.52
  5. Step 5: Solve for x
    x = 186,054,566,081.52/366,917.85
  6. Step 6: Final answer
    x = 507,074.18

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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.