Home / 383,280.21-574,507.53-183,175.20

Finding the Fourth Proportional to 383,280.21, 574,507.53 and 183,175.20

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Solution

The fourth proportional to 383,280.21, 574,507.53 and 183,175.20 is: 274,565.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,280.21 : 574,507.53 = 183,175.20 : x
  2. Step 2: Convert to fraction form
    383,280.21/574,507.53 = 183,175.20/x
  3. Step 3: Cross multiply
    383,280.21x = 574,507.53 × 183,175.20
  4. Step 4: Simplify right side
    383,280.21x = 105,235,531,709.26
  5. Step 5: Solve for x
    x = 105,235,531,709.26/383,280.21
  6. Step 6: Final answer
    x = 274,565.52

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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.