Finding the Fourth Proportional to 346,369.44, 478,069.52 and 203,175.62
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Solution
The fourth proportional to 346,369.44, 478,069.52 and 203,175.62 is: 280,429.09
Step by Step Solution
- Step 1: Write the proportion equation
346,369.44 : 478,069.52 = 203,175.62 : x - Step 2: Convert to fraction form
346,369.44/478,069.52 = 203,175.62/x - Step 3: Cross multiply
346,369.44x = 478,069.52 × 203,175.62 - Step 4: Simplify right side
346,369.44x = 97,132,067,722.88 - Step 5: Solve for x
x = 97,132,067,722.88/346,369.44 - Step 6: Final answer
x = 280,429.09
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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.