Home / 848,216.63-1,272,324.12-217,129.43

Finding the Fourth Proportional to 848,216.63, 1,272,324.12 and 217,129.43

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Solution

The fourth proportional to 848,216.63, 1,272,324.12 and 217,129.43 is: 325,693.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,216.63 : 1,272,324.12 = 217,129.43 : x
  2. Step 2: Convert to fraction form
    848,216.63/1,272,324.12 = 217,129.43/x
  3. Step 3: Cross multiply
    848,216.63x = 1,272,324.12 × 217,129.43
  4. Step 4: Simplify right side
    848,216.63x = 276,259,004,589.23
  5. Step 5: Solve for x
    x = 276,259,004,589.23/848,216.63
  6. Step 6: Final answer
    x = 325,693.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.