Home / 675,276.93-1,012,541.46-276,197.94

Finding the Fourth Proportional to 675,276.93, 1,012,541.46 and 276,197.94

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Solution

The fourth proportional to 675,276.93, 1,012,541.46 and 276,197.94 is: 414,143.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,276.93 : 1,012,541.46 = 276,197.94 : x
  2. Step 2: Convert to fraction form
    675,276.93/1,012,541.46 = 276,197.94/x
  3. Step 3: Cross multiply
    675,276.93x = 1,012,541.46 × 276,197.94
  4. Step 4: Simplify right side
    675,276.93x = 279,661,865,416.59
  5. Step 5: Solve for x
    x = 279,661,865,416.59/675,276.93
  6. Step 6: Final answer
    x = 414,143.97

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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.