Finding the Fourth Proportional to 261,307.20, 360,087.84 and 185,643.84
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Solution
The fourth proportional to 261,307.20, 360,087.84 and 185,643.84 is: 255,821.84
Step by Step Solution
- Step 1: Write the proportion equation
261,307.20 : 360,087.84 = 185,643.84 : x - Step 2: Convert to fraction form
261,307.20/360,087.84 = 185,643.84/x - Step 3: Cross multiply
261,307.20x = 360,087.84 × 185,643.84 - Step 4: Simplify right side
261,307.20x = 66,848,089,354.91 - Step 5: Solve for x
x = 66,848,089,354.91/261,307.20 - Step 6: Final answer
x = 255,821.84
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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.