Finding the Fourth Proportional to 338,813.55, 467,577.36 and 202,821.19
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Solution
The fourth proportional to 338,813.55, 467,577.36 and 202,821.19 is: 279,902.02
Step by Step Solution
- Step 1: Write the proportion equation
338,813.55 : 467,577.36 = 202,821.19 : x - Step 2: Convert to fraction form
338,813.55/467,577.36 = 202,821.19/x - Step 3: Cross multiply
338,813.55x = 467,577.36 × 202,821.19 - Step 4: Simplify right side
338,813.55x = 94,834,595,403.32 - Step 5: Solve for x
x = 94,834,595,403.32/338,813.55 - Step 6: Final answer
x = 279,902.02
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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.