Finding the Fourth Proportional to 448,134.58, 618,417.73 and 244,187.26
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Solution
The fourth proportional to 448,134.58, 618,417.73 and 244,187.26 is: 336,974.07
Step by Step Solution
- Step 1: Write the proportion equation
448,134.58 : 618,417.73 = 244,187.26 : x - Step 2: Convert to fraction form
448,134.58/618,417.73 = 244,187.26/x - Step 3: Cross multiply
448,134.58x = 618,417.73 × 244,187.26 - Step 4: Simplify right side
448,134.58x = 151,009,734,297.66 - Step 5: Solve for x
x = 151,009,734,297.66/448,134.58 - Step 6: Final answer
x = 336,974.07
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1.5x scale
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.