Home / 696,963.18-1,045,163.31-270,274.38

Finding the Fourth Proportional to 696,963.18, 1,045,163.31 and 270,274.38

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Solution

The fourth proportional to 696,963.18, 1,045,163.31 and 270,274.38 is: 405,302.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,963.18 : 1,045,163.31 = 270,274.38 : x
  2. Step 2: Convert to fraction form
    696,963.18/1,045,163.31 = 270,274.38/x
  3. Step 3: Cross multiply
    696,963.18x = 1,045,163.31 × 270,274.38
  4. Step 4: Simplify right side
    696,963.18x = 282,480,865,609.00
  5. Step 5: Solve for x
    x = 282,480,865,609.00/696,963.18
  6. Step 6: Final answer
    x = 405,302.42

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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.