Home / 439,798.09-606,917.27-248,811.48

Finding the Fourth Proportional to 439,798.09, 606,917.27 and 248,811.48

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Solution

The fourth proportional to 439,798.09, 606,917.27 and 248,811.48 is: 343,357.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,798.09 : 606,917.27 = 248,811.48 : x
  2. Step 2: Convert to fraction form
    439,798.09/606,917.27 = 248,811.48/x
  3. Step 3: Cross multiply
    439,798.09x = 606,917.27 × 248,811.48
  4. Step 4: Simplify right side
    439,798.09x = 151,007,984,186.26
  5. Step 5: Solve for x
    x = 151,007,984,186.26/439,798.09
  6. Step 6: Final answer
    x = 343,357.53

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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.