Finding the Fourth Proportional to 274,922.48, 411,683.68 and 181,143.92
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Solution
The fourth proportional to 274,922.48, 411,683.68 and 181,143.92 is: 271,254.63
Step by Step Solution
- Step 1: Write the proportion equation
274,922.48 : 411,683.68 = 181,143.92 : x - Step 2: Convert to fraction form
274,922.48/411,683.68 = 181,143.92/x - Step 3: Cross multiply
274,922.48x = 411,683.68 × 181,143.92 - Step 4: Simplify right side
274,922.48x = 74,573,995,595.23 - Step 5: Solve for x
x = 74,573,995,595.23/274,922.48 - Step 6: Final answer
x = 271,254.63
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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.