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Finding the Fourth Proportional to 267,622.40, 401,433.60 and 267,622.40

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Solution

The fourth proportional to 267,622.40, 401,433.60 and 267,622.40 is: 401,433.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,622.40 : 401,433.60 = 267,622.40 : x
  2. Step 2: Convert to fraction form
    267,622.40/401,433.60 = 267,622.40/x
  3. Step 3: Cross multiply
    267,622.40x = 401,433.60 × 267,622.40
  4. Step 4: Simplify right side
    267,622.40x = 107,432,623,472.64
  5. Step 5: Solve for x
    x = 107,432,623,472.64/267,622.40
  6. Step 6: Final answer
    x = 401,433.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.