Finding the Fourth Proportional to 402,290.08, 603,512.88 and 136,093.84
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Solution
The fourth proportional to 402,290.08, 603,512.88 and 136,093.84 is: 204,167.07
Step by Step Solution
- Step 1: Write the proportion equation
402,290.08 : 603,512.88 = 136,093.84 : x - Step 2: Convert to fraction form
402,290.08/603,512.88 = 136,093.84/x - Step 3: Cross multiply
402,290.08x = 603,512.88 × 136,093.84 - Step 4: Simplify right side
402,290.08x = 82,134,385,328.66 - Step 5: Solve for x
x = 82,134,385,328.66/402,290.08 - Step 6: Final answer
x = 204,167.07
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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.