Finding the Fourth Proportional to 274,330.50, 411,122.10 and 154,444.68
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Solution
The fourth proportional to 274,330.50, 411,122.10 and 154,444.68 is: 231,456.66
Step by Step Solution
- Step 1: Write the proportion equation
274,330.50 : 411,122.10 = 154,444.68 : x - Step 2: Convert to fraction form
274,330.50/411,122.10 = 154,444.68/x - Step 3: Cross multiply
274,330.50x = 411,122.10 × 154,444.68 - Step 4: Simplify right side
274,330.50x = 63,495,621,175.43 - Step 5: Solve for x
x = 63,495,621,175.43/274,330.50 - Step 6: Final answer
x = 231,456.66
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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.