Home / 848,379.04-1,170,788.56-485,919.84

Finding the Fourth Proportional to 848,379.04, 1,170,788.56 and 485,919.84

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Solution

The fourth proportional to 848,379.04, 1,170,788.56 and 485,919.84 is: 670,583.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,379.04 : 1,170,788.56 = 485,919.84 : x
  2. Step 2: Convert to fraction form
    848,379.04/1,170,788.56 = 485,919.84/x
  3. Step 3: Cross multiply
    848,379.04x = 1,170,788.56 × 485,919.84
  4. Step 4: Simplify right side
    848,379.04x = 568,909,389,749.03
  5. Step 5: Solve for x
    x = 568,909,389,749.03/848,379.04
  6. Step 6: Final answer
    x = 670,583.98

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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.