Finding the Fourth Proportional to 376,208.96, 519,195.84 and 206,445.92
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Solution
The fourth proportional to 376,208.96, 519,195.84 and 206,445.92 is: 284,910.45
Step by Step Solution
- Step 1: Write the proportion equation
376,208.96 : 519,195.84 = 206,445.92 : x - Step 2: Convert to fraction form
376,208.96/519,195.84 = 206,445.92/x - Step 3: Cross multiply
376,208.96x = 519,195.84 × 206,445.92 - Step 4: Simplify right side
376,208.96x = 107,185,862,848.97 - Step 5: Solve for x
x = 107,185,862,848.97/376,208.96 - Step 6: Final answer
x = 284,910.45
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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.