Home / 848,218.50-1,170,543.96-485,647.92

Finding the Fourth Proportional to 848,218.50, 1,170,543.96 and 485,647.92

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Solution

The fourth proportional to 848,218.50, 1,170,543.96 and 485,647.92 is: 670,195.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,218.50 : 1,170,543.96 = 485,647.92 : x
  2. Step 2: Convert to fraction form
    848,218.50/1,170,543.96 = 485,647.92/x
  3. Step 3: Cross multiply
    848,218.50x = 1,170,543.96 × 485,647.92
  4. Step 4: Simplify right side
    848,218.50x = 568,472,239,442.56
  5. Step 5: Solve for x
    x = 568,472,239,442.56/848,218.50
  6. Step 6: Final answer
    x = 670,195.52

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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.