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Finding the Fourth Proportional to 362,682.06, 500,346 and 226,479.54

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Solution

The fourth proportional to 362,682.06, 500,346 and 226,479.54 is: 312,444.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,682.06 : 500,346 = 226,479.54 : x
  2. Step 2: Convert to fraction form
    362,682.06/500,346 = 226,479.54/x
  3. Step 3: Cross multiply
    362,682.06x = 500,346 × 226,479.54
  4. Step 4: Simplify right side
    362,682.06x = 113,318,131,920.84
  5. Step 5: Solve for x
    x = 113,318,131,920.84/362,682.06
  6. Step 6: Final answer
    x = 312,444.82

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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.