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Finding the Fourth Proportional to 482,222.72, 665,464.08 and 267,362.80

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Solution

The fourth proportional to 482,222.72, 665,464.08 and 267,362.80 is: 368,958.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,222.72 : 665,464.08 = 267,362.80 : x
  2. Step 2: Convert to fraction form
    482,222.72/665,464.08 = 267,362.80/x
  3. Step 3: Cross multiply
    482,222.72x = 665,464.08 × 267,362.80
  4. Step 4: Simplify right side
    482,222.72x = 177,920,339,728.22
  5. Step 5: Solve for x
    x = 177,920,339,728.22/482,222.72
  6. Step 6: Final answer
    x = 368,958.85

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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.