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Finding the Fourth Proportional to 482,306.16, 665,616.60 and 267,466.80

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Solution

The fourth proportional to 482,306.16, 665,616.60 and 267,466.80 is: 369,123.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,306.16 : 665,616.60 = 267,466.80 : x
  2. Step 2: Convert to fraction form
    482,306.16/665,616.60 = 267,466.80/x
  3. Step 3: Cross multiply
    482,306.16x = 665,616.60 × 267,466.80
  4. Step 4: Simplify right side
    482,306.16x = 178,030,342,028.88
  5. Step 5: Solve for x
    x = 178,030,342,028.88/482,306.16
  6. Step 6: Final answer
    x = 369,123.09

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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.