Finding the Fourth Proportional to 1,080,258.18, 1,620,584.10 and 370,357.98
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Solution
The fourth proportional to 1,080,258.18, 1,620,584.10 and 370,357.98 is: 555,604.45
Step by Step Solution
- Step 1: Write the proportion equation
1,080,258.18 : 1,620,584.10 = 370,357.98 : x - Step 2: Convert to fraction form
1,080,258.18/1,620,584.10 = 370,357.98/x - Step 3: Cross multiply
1,080,258.18x = 1,620,584.10 × 370,357.98 - Step 4: Simplify right side
1,080,258.18x = 600,196,253,696.12 - Step 5: Solve for x
x = 600,196,253,696.12/1,080,258.18 - Step 6: Final answer
x = 555,604.45
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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.