Home / 848,213.06-1,272,318.78-217,125.86

Finding the Fourth Proportional to 848,213.06, 1,272,318.78 and 217,125.86

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Solution

The fourth proportional to 848,213.06, 1,272,318.78 and 217,125.86 is: 325,688.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,213.06 : 1,272,318.78 = 217,125.86 : x
  2. Step 2: Convert to fraction form
    848,213.06/1,272,318.78 = 217,125.86/x
  3. Step 3: Cross multiply
    848,213.06x = 1,272,318.78 × 217,125.86
  4. Step 4: Simplify right side
    848,213.06x = 276,253,309,301.65
  5. Step 5: Solve for x
    x = 276,253,309,301.65/848,213.06
  6. Step 6: Final answer
    x = 325,688.58

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Similar ratio
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1.5x scale

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.