Home / 682,731.21-1,023,240.48-362,091.69

Finding the Fourth Proportional to 682,731.21, 1,023,240.48 and 362,091.69

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Solution

The fourth proportional to 682,731.21, 1,023,240.48 and 362,091.69 is: 542,683.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,731.21 : 1,023,240.48 = 362,091.69 : x
  2. Step 2: Convert to fraction form
    682,731.21/1,023,240.48 = 362,091.69/x
  3. Step 3: Cross multiply
    682,731.21x = 1,023,240.48 × 362,091.69
  4. Step 4: Simplify right side
    682,731.21x = 370,506,874,679.61
  5. Step 5: Solve for x
    x = 370,506,874,679.61/682,731.21
  6. Step 6: Final answer
    x = 542,683.37

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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.