Home / 816,669.82-1,224,924.90-248,055.86

Finding the Fourth Proportional to 816,669.82, 1,224,924.90 and 248,055.86

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Solution

The fourth proportional to 816,669.82, 1,224,924.90 and 248,055.86 is: 372,059.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,669.82 : 1,224,924.90 = 248,055.86 : x
  2. Step 2: Convert to fraction form
    816,669.82/1,224,924.90 = 248,055.86/x
  3. Step 3: Cross multiply
    816,669.82x = 1,224,924.90 × 248,055.86
  4. Step 4: Simplify right side
    816,669.82x = 303,849,794,543.05
  5. Step 5: Solve for x
    x = 303,849,794,543.05/816,669.82
  6. Step 6: Final answer
    x = 372,059.54

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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.