Finding the Fourth Proportional to 322.93, 484 and 192.99
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Solution
The fourth proportional to 322.93, 484 and 192.99 is: 289.25
Step by Step Solution
- Step 1: Write the proportion equation
322.93 : 484 = 192.99 : x - Step 2: Convert to fraction form
322.93/484 = 192.99/x - Step 3: Cross multiply
322.93x = 484 × 192.99 - Step 4: Simplify right side
322.93x = 93,407.16 - Step 5: Solve for x
x = 93,407.16/322.93 - Step 6: Final answer
x = 289.25
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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.