Finding the Fourth Proportional to 364,732.84, 503,415.30 and 213,878.44
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Solution
The fourth proportional to 364,732.84, 503,415.30 and 213,878.44 is: 295,201.49
Step by Step Solution
- Step 1: Write the proportion equation
364,732.84 : 503,415.30 = 213,878.44 : x - Step 2: Convert to fraction form
364,732.84/503,415.30 = 213,878.44/x - Step 3: Cross multiply
364,732.84x = 503,415.30 × 213,878.44 - Step 4: Simplify right side
364,732.84x = 107,669,679,036.13 - Step 5: Solve for x
x = 107,669,679,036.13/364,732.84 - Step 6: Final answer
x = 295,201.49
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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.