Home / 722,703.24-1,083,685.82-267,271.43

Finding the Fourth Proportional to 722,703.24, 1,083,685.82 and 267,271.43

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Solution

The fourth proportional to 722,703.24, 1,083,685.82 and 267,271.43 is: 400,770.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,703.24 : 1,083,685.82 = 267,271.43 : x
  2. Step 2: Convert to fraction form
    722,703.24/1,083,685.82 = 267,271.43/x
  3. Step 3: Cross multiply
    722,703.24x = 1,083,685.82 × 267,271.43
  4. Step 4: Simplify right side
    722,703.24x = 289,638,252,027.34
  5. Step 5: Solve for x
    x = 289,638,252,027.34/722,703.24
  6. Step 6: Final answer
    x = 400,770.66

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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.