Finding the Fourth Proportional to 497,591.68, 686,676.54 and 271,237.18
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Solution
The fourth proportional to 497,591.68, 686,676.54 and 271,237.18 is: 374,307.32
Step by Step Solution
- Step 1: Write the proportion equation
497,591.68 : 686,676.54 = 271,237.18 : x - Step 2: Convert to fraction form
497,591.68/686,676.54 = 271,237.18/x - Step 3: Cross multiply
497,591.68x = 686,676.54 × 271,237.18 - Step 4: Simplify right side
497,591.68x = 186,252,208,281.76 - Step 5: Solve for x
x = 186,252,208,281.76/497,591.68 - Step 6: Final answer
x = 374,307.32
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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.