Finding the Fourth Proportional to 536.08, 803.96 and 194
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Solution
The fourth proportional to 536.08, 803.96 and 194 is: 290.94
Step by Step Solution
- Step 1: Write the proportion equation
536.08 : 803.96 = 194 : x - Step 2: Convert to fraction form
536.08/803.96 = 194/x - Step 3: Cross multiply
536.08x = 803.96 × 194 - Step 4: Simplify right side
536.08x = 155,968.24 - Step 5: Solve for x
x = 155,968.24/536.08 - Step 6: Final answer
x = 290.94
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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.