Home / 254,954.96-383,950.16-222,072.20

Finding the Fourth Proportional to 254,954.96, 383,950.16 and 222,072.20

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Solution

The fourth proportional to 254,954.96, 383,950.16 and 222,072.20 is: 334,430.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,954.96 : 383,950.16 = 222,072.20 : x
  2. Step 2: Convert to fraction form
    254,954.96/383,950.16 = 222,072.20/x
  3. Step 3: Cross multiply
    254,954.96x = 383,950.16 × 222,072.20
  4. Step 4: Simplify right side
    254,954.96x = 85,264,653,691.44
  5. Step 5: Solve for x
    x = 85,264,653,691.44/254,954.96
  6. Step 6: Final answer
    x = 334,430.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.