Finding the Fourth Proportional to 670,234.84, 1,006,068.50 and 271,136.50
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Solution
The fourth proportional to 670,234.84, 1,006,068.50 and 271,136.50 is: 406,994.50
Step by Step Solution
- Step 1: Write the proportion equation
670,234.84 : 1,006,068.50 = 271,136.50 : x - Step 2: Convert to fraction form
670,234.84/1,006,068.50 = 271,136.50/x - Step 3: Cross multiply
670,234.84x = 1,006,068.50 × 271,136.50 - Step 4: Simplify right side
670,234.84x = 272,781,891,850.25 - Step 5: Solve for x
x = 272,781,891,850.25/670,234.84 - Step 6: Final answer
x = 406,994.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.