Finding the Fourth Proportional to 497,592.36, 686,687.40 and 271,237.68
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Solution
The fourth proportional to 497,592.36, 686,687.40 and 271,237.68 is: 374,313.42
Step by Step Solution
- Step 1: Write the proportion equation
497,592.36 : 686,687.40 = 271,237.68 : x - Step 2: Convert to fraction form
497,592.36/686,687.40 = 271,237.68/x - Step 3: Cross multiply
497,592.36x = 686,687.40 × 271,237.68 - Step 4: Simplify right side
497,592.36x = 186,255,497,261.23 - Step 5: Solve for x
x = 186,255,497,261.23/497,592.36 - Step 6: Final answer
x = 374,313.42
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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.