Finding the Fourth Proportional to 277,006.67, 382,299.58 and 160,745.75
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Solution
The fourth proportional to 277,006.67, 382,299.58 and 160,745.75 is: 221,846.76
Step by Step Solution
- Step 1: Write the proportion equation
277,006.67 : 382,299.58 = 160,745.75 : x - Step 2: Convert to fraction form
277,006.67/382,299.58 = 160,745.75/x - Step 3: Cross multiply
277,006.67x = 382,299.58 × 160,745.75 - Step 4: Simplify right side
277,006.67x = 61,453,032,711.79 - Step 5: Solve for x
x = 61,453,032,711.79/277,006.67 - Step 6: Final answer
x = 221,846.76
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1.5x scale
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.