Home / 667,077.06-1,000,802.67-267,998.10

Finding the Fourth Proportional to 667,077.06, 1,000,802.67 and 267,998.10

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Solution

The fourth proportional to 667,077.06, 1,000,802.67 and 267,998.10 is: 402,072.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,077.06 : 1,000,802.67 = 267,998.10 : x
  2. Step 2: Convert to fraction form
    667,077.06/1,000,802.67 = 267,998.10/x
  3. Step 3: Cross multiply
    667,077.06x = 1,000,802.67 × 267,998.10
  4. Step 4: Simplify right side
    667,077.06x = 268,213,214,034.93
  5. Step 5: Solve for x
    x = 268,213,214,034.93/667,077.06
  6. Step 6: Final answer
    x = 402,072.31

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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.