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Finding the Fourth Proportional to 262,967.88, 362,672.12 and 222,330.16

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Solution

The fourth proportional to 262,967.88, 362,672.12 and 222,330.16 is: 306,626.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,967.88 : 362,672.12 = 222,330.16 : x
  2. Step 2: Convert to fraction form
    262,967.88/362,672.12 = 222,330.16/x
  3. Step 3: Cross multiply
    262,967.88x = 362,672.12 × 222,330.16
  4. Step 4: Simplify right side
    262,967.88x = 80,632,950,467.14
  5. Step 5: Solve for x
    x = 80,632,950,467.14/262,967.88
  6. Step 6: Final answer
    x = 306,626.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.