Finding the Fourth Proportional to 277,237.17, 382,587.69 and 149,912.76
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Solution
The fourth proportional to 277,237.17, 382,587.69 and 149,912.76 is: 206,879.82
Step by Step Solution
- Step 1: Write the proportion equation
277,237.17 : 382,587.69 = 149,912.76 : x - Step 2: Convert to fraction form
277,237.17/382,587.69 = 149,912.76/x - Step 3: Cross multiply
277,237.17x = 382,587.69 × 149,912.76 - Step 4: Simplify right side
277,237.17x = 57,354,776,549.92 - Step 5: Solve for x
x = 57,354,776,549.92/277,237.17 - Step 6: Final answer
x = 206,879.82
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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.