Finding the Fourth Proportional to 374,219.19, 561,329.19 and 93,736.44
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Solution
The fourth proportional to 374,219.19, 561,329.19 and 93,736.44 is: 140,604.76
Step by Step Solution
- Step 1: Write the proportion equation
374,219.19 : 561,329.19 = 93,736.44 : x - Step 2: Convert to fraction form
374,219.19/561,329.19 = 93,736.44/x - Step 3: Cross multiply
374,219.19x = 561,329.19 × 93,736.44 - Step 4: Simplify right side
374,219.19x = 52,616,999,938.68 - Step 5: Solve for x
x = 52,616,999,938.68/374,219.19 - Step 6: Final answer
x = 140,604.76
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.