Home / 674,825.79-1,012,240.61-195,092.64

Finding the Fourth Proportional to 674,825.79, 1,012,240.61 and 195,092.64

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Solution

The fourth proportional to 674,825.79, 1,012,240.61 and 195,092.64 is: 292,639.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,825.79 : 1,012,240.61 = 195,092.64 : x
  2. Step 2: Convert to fraction form
    674,825.79/1,012,240.61 = 195,092.64/x
  3. Step 3: Cross multiply
    674,825.79x = 1,012,240.61 × 195,092.64
  4. Step 4: Simplify right side
    674,825.79x = 197,480,691,944.65
  5. Step 5: Solve for x
    x = 197,480,691,944.65/674,825.79
  6. Step 6: Final answer
    x = 292,639.52

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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.