Home / 383,022.74-573,786.69-298,386.62

Finding the Fourth Proportional to 383,022.74, 573,786.69 and 298,386.62

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Solution

The fourth proportional to 383,022.74, 573,786.69 and 298,386.62 is: 446,997.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,022.74 : 573,786.69 = 298,386.62 : x
  2. Step 2: Convert to fraction form
    383,022.74/573,786.69 = 298,386.62/x
  3. Step 3: Cross multiply
    383,022.74x = 573,786.69 × 298,386.62
  4. Step 4: Simplify right side
    383,022.74x = 171,210,271,030.09
  5. Step 5: Solve for x
    x = 171,210,271,030.09/383,022.74
  6. Step 6: Final answer
    x = 446,997.67

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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.