Finding the Fourth Proportional to 388,658.48, 582,482.76 and 175,269.68
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Solution
The fourth proportional to 388,658.48, 582,482.76 and 175,269.68 is: 262,676.80
Step by Step Solution
- Step 1: Write the proportion equation
388,658.48 : 582,482.76 = 175,269.68 : x - Step 2: Convert to fraction form
388,658.48/582,482.76 = 175,269.68/x - Step 3: Cross multiply
388,658.48x = 582,482.76 × 175,269.68 - Step 4: Simplify right side
388,658.48x = 102,091,566,950.72 - Step 5: Solve for x
x = 102,091,566,950.72/388,658.48 - Step 6: Final answer
x = 262,676.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.