Finding the Fourth Proportional to 460,447.52, 635,446.84 and 279,176.80
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Solution
The fourth proportional to 460,447.52, 635,446.84 and 279,176.80 is: 385,281.73
Step by Step Solution
- Step 1: Write the proportion equation
460,447.52 : 635,446.84 = 279,176.80 : x - Step 2: Convert to fraction form
460,447.52/635,446.84 = 279,176.80/x - Step 3: Cross multiply
460,447.52x = 635,446.84 × 279,176.80 - Step 4: Simplify right side
460,447.52x = 177,402,015,361.31 - Step 5: Solve for x
x = 177,402,015,361.31/460,447.52 - Step 6: Final answer
x = 385,281.73
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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.