Home / 850,700.41-1,173,993.11-488,190.58

Finding the Fourth Proportional to 850,700.41, 1,173,993.11 and 488,190.58

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Solution

The fourth proportional to 850,700.41, 1,173,993.11 and 488,190.58 is: 673,718.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,700.41 : 1,173,993.11 = 488,190.58 : x
  2. Step 2: Convert to fraction form
    850,700.41/1,173,993.11 = 488,190.58/x
  3. Step 3: Cross multiply
    850,700.41x = 1,173,993.11 × 488,190.58
  4. Step 4: Simplify right side
    850,700.41x = 573,132,377,286.90
  5. Step 5: Solve for x
    x = 573,132,377,286.90/850,700.41
  6. Step 6: Final answer
    x = 673,718.23

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1.5x scale

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.