Home / 848,235.75-1,170,567.77-485,665.17

Finding the Fourth Proportional to 848,235.75, 1,170,567.77 and 485,665.17

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Solution

The fourth proportional to 848,235.75, 1,170,567.77 and 485,665.17 is: 670,219.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,235.75 : 1,170,567.77 = 485,665.17 : x
  2. Step 2: Convert to fraction form
    848,235.75/1,170,567.77 = 485,665.17/x
  3. Step 3: Cross multiply
    848,235.75x = 1,170,567.77 × 485,665.17
  4. Step 4: Simplify right side
    848,235.75x = 568,503,992,585.25
  5. Step 5: Solve for x
    x = 568,503,992,585.25/848,235.75
  6. Step 6: Final answer
    x = 670,219.33

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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.