Home / 675,440.06-1,013,509.31-296,627.05

Finding the Fourth Proportional to 675,440.06, 1,013,509.31 and 296,627.05

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Solution

The fourth proportional to 675,440.06, 1,013,509.31 and 296,627.05 is: 445,093.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,440.06 : 1,013,509.31 = 296,627.05 : x
  2. Step 2: Convert to fraction form
    675,440.06/1,013,509.31 = 296,627.05/x
  3. Step 3: Cross multiply
    675,440.06x = 1,013,509.31 × 296,627.05
  4. Step 4: Simplify right side
    675,440.06x = 300,634,276,772.84
  5. Step 5: Solve for x
    x = 300,634,276,772.84/675,440.06
  6. Step 6: Final answer
    x = 445,093.94

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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.