Home / 668,497.26-1,002,638.43-195,071.70

Finding the Fourth Proportional to 668,497.26, 1,002,638.43 and 195,071.70

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Solution

The fourth proportional to 668,497.26, 1,002,638.43 and 195,071.70 is: 292,576.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,497.26 : 1,002,638.43 = 195,071.70 : x
  2. Step 2: Convert to fraction form
    668,497.26/1,002,638.43 = 195,071.70/x
  3. Step 3: Cross multiply
    668,497.26x = 1,002,638.43 × 195,071.70
  4. Step 4: Simplify right side
    668,497.26x = 195,586,383,025.43
  5. Step 5: Solve for x
    x = 195,586,383,025.43/668,497.26
  6. Step 6: Final answer
    x = 292,576.19

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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.