Finding the Fourth Proportional to 558,704.30, 771,028.08 and 304,071.62
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Solution
The fourth proportional to 558,704.30, 771,028.08 and 304,071.62 is: 419,627.62
Step by Step Solution
- Step 1: Write the proportion equation
558,704.30 : 771,028.08 = 304,071.62 : x - Step 2: Convert to fraction form
558,704.30/771,028.08 = 304,071.62/x - Step 3: Cross multiply
558,704.30x = 771,028.08 × 304,071.62 - Step 4: Simplify right side
558,704.30x = 234,447,757,351.09 - Step 5: Solve for x
x = 234,447,757,351.09/558,704.30 - Step 6: Final answer
x = 419,627.62
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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.