Finding the Fourth Proportional to 448,117.62, 618,394.53 and 244,170.21
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Solution
The fourth proportional to 448,117.62, 618,394.53 and 244,170.21 is: 336,950.65
Step by Step Solution
- Step 1: Write the proportion equation
448,117.62 : 618,394.53 = 244,170.21 : x - Step 2: Convert to fraction form
448,117.62/618,394.53 = 244,170.21/x - Step 3: Cross multiply
448,117.62x = 618,394.53 × 244,170.21 - Step 4: Simplify right side
448,117.62x = 150,993,522,252.95 - Step 5: Solve for x
x = 150,993,522,252.95/448,117.62 - Step 6: Final answer
x = 336,950.65
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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.