Finding the Fourth Proportional to 1,203,149.30, 1,660,317.37 and 659,258.80
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Solution
The fourth proportional to 1,203,149.30, 1,660,317.37 and 659,258.80 is: 909,761.44
Step by Step Solution
- Step 1: Write the proportion equation
1,203,149.30 : 1,660,317.37 = 659,258.80 : x - Step 2: Convert to fraction form
1,203,149.30/1,660,317.37 = 659,258.80/x - Step 3: Cross multiply
1,203,149.30x = 1,660,317.37 × 659,258.80 - Step 4: Simplify right side
1,203,149.30x = 1,094,578,836,965.36 - Step 5: Solve for x
x = 1,094,578,836,965.36/1,203,149.30 - Step 6: Final answer
x = 909,761.44
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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.