Home / 848,203.06-1,272,303.78-217,115.86

Finding the Fourth Proportional to 848,203.06, 1,272,303.78 and 217,115.86

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Solution

The fourth proportional to 848,203.06, 1,272,303.78 and 217,115.86 is: 325,673.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,203.06 : 1,272,303.78 = 217,115.86 : x
  2. Step 2: Convert to fraction form
    848,203.06/1,272,303.78 = 217,115.86/x
  3. Step 3: Cross multiply
    848,203.06x = 1,272,303.78 × 217,115.86
  4. Step 4: Simplify right side
    848,203.06x = 276,237,329,375.95
  5. Step 5: Solve for x
    x = 276,237,329,375.95/848,203.06
  6. Step 6: Final answer
    x = 325,673.58

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Double scale
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Similar ratio
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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.