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Finding the Fourth Proportional to 482,393.14, 665,742.44 and 267,602.60

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Solution

The fourth proportional to 482,393.14, 665,742.44 and 267,602.60 is: 369,313.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,393.14 : 665,742.44 = 267,602.60 : x
  2. Step 2: Convert to fraction form
    482,393.14/665,742.44 = 267,602.60/x
  3. Step 3: Cross multiply
    482,393.14x = 665,742.44 × 267,602.60
  4. Step 4: Simplify right side
    482,393.14x = 178,154,407,874.34
  5. Step 5: Solve for x
    x = 178,154,407,874.34/482,393.14
  6. Step 6: Final answer
    x = 369,313.73

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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.