Finding the Fourth Proportional to 277,181.08, 382,510.82 and 149,857.58
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Solution
The fourth proportional to 277,181.08, 382,510.82 and 149,857.58 is: 206,803.96
Step by Step Solution
- Step 1: Write the proportion equation
277,181.08 : 382,510.82 = 149,857.58 : x - Step 2: Convert to fraction form
277,181.08/382,510.82 = 149,857.58/x - Step 3: Cross multiply
277,181.08x = 382,510.82 × 149,857.58 - Step 4: Simplify right side
277,181.08x = 57,322,145,809.02 - Step 5: Solve for x
x = 57,322,145,809.02/277,181.08 - Step 6: Final answer
x = 206,803.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.