Finding the Fourth Proportional to 346,523.84, 478,202.82 and 195,620.84
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Solution
The fourth proportional to 346,523.84, 478,202.82 and 195,620.84 is: 269,956.71
Step by Step Solution
- Step 1: Write the proportion equation
346,523.84 : 478,202.82 = 195,620.84 : x - Step 2: Convert to fraction form
346,523.84/478,202.82 = 195,620.84/x - Step 3: Cross multiply
346,523.84x = 478,202.82 × 195,620.84 - Step 4: Simplify right side
346,523.84x = 93,546,437,338.77 - Step 5: Solve for x
x = 93,546,437,338.77/346,523.84 - Step 6: Final answer
x = 269,956.71
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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.