Finding the Fourth Proportional to 277,518.09, 382,974.96 and 150,193.68
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Solution
The fourth proportional to 277,518.09, 382,974.96 and 150,193.68 is: 207,267.28
Step by Step Solution
- Step 1: Write the proportion equation
277,518.09 : 382,974.96 = 150,193.68 : x - Step 2: Convert to fraction form
277,518.09/382,974.96 = 150,193.68/x - Step 3: Cross multiply
277,518.09x = 382,974.96 × 150,193.68 - Step 4: Simplify right side
277,518.09x = 57,520,418,590.25 - Step 5: Solve for x
x = 57,520,418,590.25/277,518.09 - Step 6: Final answer
x = 207,267.28
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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.