Home / 848,270.16-1,170,615.24-485,699.76

Finding the Fourth Proportional to 848,270.16, 1,170,615.24 and 485,699.76

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Solution

The fourth proportional to 848,270.16, 1,170,615.24 and 485,699.76 is: 670,267.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,270.16 : 1,170,615.24 = 485,699.76 : x
  2. Step 2: Convert to fraction form
    848,270.16/1,170,615.24 = 485,699.76/x
  3. Step 3: Cross multiply
    848,270.16x = 1,170,615.24 × 485,699.76
  4. Step 4: Simplify right side
    848,270.16x = 568,567,541,120.34
  5. Step 5: Solve for x
    x = 568,567,541,120.34/848,270.16
  6. Step 6: Final answer
    x = 670,267.05

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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.