Home / 383,284.21-574,513.53-183,179.20

Finding the Fourth Proportional to 383,284.21, 574,513.53 and 183,179.20

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Solution

The fourth proportional to 383,284.21, 574,513.53 and 183,179.20 is: 274,571.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,284.21 : 574,513.53 = 183,179.20 : x
  2. Step 2: Convert to fraction form
    383,284.21/574,513.53 = 183,179.20/x
  3. Step 3: Cross multiply
    383,284.21x = 574,513.53 × 183,179.20
  4. Step 4: Simplify right side
    383,284.21x = 105,238,928,814.58
  5. Step 5: Solve for x
    x = 105,238,928,814.58/383,284.21
  6. Step 6: Final answer
    x = 274,571.52

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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.