Home / 667,312.95-1,000,969.16-267,953.60

Finding the Fourth Proportional to 667,312.95, 1,000,969.16 and 267,953.60

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Solution

The fourth proportional to 667,312.95, 1,000,969.16 and 267,953.60 is: 401,930.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,312.95 : 1,000,969.16 = 267,953.60 : x
  2. Step 2: Convert to fraction form
    667,312.95/1,000,969.16 = 267,953.60/x
  3. Step 3: Cross multiply
    667,312.95x = 1,000,969.16 × 267,953.60
  4. Step 4: Simplify right side
    667,312.95x = 268,213,284,906.13
  5. Step 5: Solve for x
    x = 268,213,284,906.13/667,312.95
  6. Step 6: Final answer
    x = 401,930.29

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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.