Finding the Fourth Proportional to 399,576.06, 599,484.36 and 119,093.28
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Solution
The fourth proportional to 399,576.06, 599,484.36 and 119,093.28 is: 178,675.77
Step by Step Solution
- Step 1: Write the proportion equation
399,576.06 : 599,484.36 = 119,093.28 : x - Step 2: Convert to fraction form
399,576.06/599,484.36 = 119,093.28/x - Step 3: Cross multiply
399,576.06x = 599,484.36 × 119,093.28 - Step 4: Simplify right side
399,576.06x = 71,394,558,741.10 - Step 5: Solve for x
x = 71,394,558,741.10/399,576.06 - Step 6: Final answer
x = 178,675.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.