Home / 850,629.16-1,173,894.83-488,119.33

Finding the Fourth Proportional to 850,629.16, 1,173,894.83 and 488,119.33

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Solution

The fourth proportional to 850,629.16, 1,173,894.83 and 488,119.33 is: 673,619.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,629.16 : 1,173,894.83 = 488,119.33 : x
  2. Step 2: Convert to fraction form
    850,629.16/1,173,894.83 = 488,119.33/x
  3. Step 3: Cross multiply
    850,629.16x = 1,173,894.83 × 488,119.33
  4. Step 4: Simplify right side
    850,629.16x = 573,000,757,910.06
  5. Step 5: Solve for x
    x = 573,000,757,910.06/850,629.16
  6. Step 6: Final answer
    x = 673,619.93

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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.