Finding the Fourth Proportional to 852,136.20, 1,176,374.08 and 529,950.08
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Solution
The fourth proportional to 852,136.20, 1,176,374.08 and 529,950.08 is: 731,596.12
Step by Step Solution
- Step 1: Write the proportion equation
852,136.20 : 1,176,374.08 = 529,950.08 : x - Step 2: Convert to fraction form
852,136.20/1,176,374.08 = 529,950.08/x - Step 3: Cross multiply
852,136.20x = 1,176,374.08 × 529,950.08 - Step 4: Simplify right side
852,136.20x = 623,419,537,805.93 - Step 5: Solve for x
x = 623,419,537,805.93/852,136.20 - Step 6: Final answer
x = 731,596.12
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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.