Finding the Fourth Proportional to 336,543.84, 504,757.44 and 87,225.84
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Solution
The fourth proportional to 336,543.84, 504,757.44 and 87,225.84 is: 130,823.64
Step by Step Solution
- Step 1: Write the proportion equation
336,543.84 : 504,757.44 = 87,225.84 : x - Step 2: Convert to fraction form
336,543.84/504,757.44 = 87,225.84/x - Step 3: Cross multiply
336,543.84x = 504,757.44 × 87,225.84 - Step 4: Simplify right side
336,543.84x = 44,027,891,700.25 - Step 5: Solve for x
x = 44,027,891,700.25/336,543.84 - Step 6: Final answer
x = 130,823.64
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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.