Home / 850,692.78-1,173,982.62-488,182.95

Finding the Fourth Proportional to 850,692.78, 1,173,982.62 and 488,182.95

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Solution

The fourth proportional to 850,692.78, 1,173,982.62 and 488,182.95 is: 673,707.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,692.78 : 1,173,982.62 = 488,182.95 : x
  2. Step 2: Convert to fraction form
    850,692.78/1,173,982.62 = 488,182.95/x
  3. Step 3: Cross multiply
    850,692.78x = 1,173,982.62 × 488,182.95
  4. Step 4: Simplify right side
    850,692.78x = 573,118,298,680.33
  5. Step 5: Solve for x
    x = 573,118,298,680.33/850,692.78
  6. Step 6: Final answer
    x = 673,707.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.