Home / 693,758.93-1,040,495.39-267,148.36

Finding the Fourth Proportional to 693,758.93, 1,040,495.39 and 267,148.36

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Solution

The fourth proportional to 693,758.93, 1,040,495.39 and 267,148.36 is: 400,667.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,758.93 : 1,040,495.39 = 267,148.36 : x
  2. Step 2: Convert to fraction form
    693,758.93/1,040,495.39 = 267,148.36/x
  3. Step 3: Cross multiply
    693,758.93x = 1,040,495.39 × 267,148.36
  4. Step 4: Simplify right side
    693,758.93x = 277,966,637,026.06
  5. Step 5: Solve for x
    x = 277,966,637,026.06/693,758.93
  6. Step 6: Final answer
    x = 400,667.47

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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.