Home / 382,023.70-572,617.05-192,181.30

Finding the Fourth Proportional to 382,023.70, 572,617.05 and 192,181.30

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Solution

The fourth proportional to 382,023.70, 572,617.05 and 192,181.30 is: 288,061.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,023.70 : 572,617.05 = 192,181.30 : x
  2. Step 2: Convert to fraction form
    382,023.70/572,617.05 = 192,181.30/x
  3. Step 3: Cross multiply
    382,023.70x = 572,617.05 × 192,181.30
  4. Step 4: Simplify right side
    382,023.70x = 110,046,289,071.17
  5. Step 5: Solve for x
    x = 110,046,289,071.17/382,023.70
  6. Step 6: Final answer
    x = 288,061.42

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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.