Finding the Fourth Proportional to 613.63, 846.84 and 364.99
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Solution
The fourth proportional to 613.63, 846.84 and 364.99 is: 503.70
Step by Step Solution
- Step 1: Write the proportion equation
613.63 : 846.84 = 364.99 : x - Step 2: Convert to fraction form
613.63/846.84 = 364.99/x - Step 3: Cross multiply
613.63x = 846.84 × 364.99 - Step 4: Simplify right side
613.63x = 309,088.13 - Step 5: Solve for x
x = 309,088.13/613.63 - Step 6: Final answer
x = 503.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.