Finding the Fourth Proportional to 277,823.75, 383,395.93 and 156,964.99
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Solution
The fourth proportional to 277,823.75, 383,395.93 and 156,964.99 is: 216,611.21
Step by Step Solution
- Step 1: Write the proportion equation
277,823.75 : 383,395.93 = 156,964.99 : x - Step 2: Convert to fraction form
277,823.75/383,395.93 = 156,964.99/x - Step 3: Cross multiply
277,823.75x = 383,395.93 × 156,964.99 - Step 4: Simplify right side
277,823.75x = 60,179,738,318.49 - Step 5: Solve for x
x = 60,179,738,318.49/277,823.75 - Step 6: Final answer
x = 216,611.21
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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.