Finding the Fourth Proportional to 341,578.86, 471,316.68 and 239,914.92
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Solution
The fourth proportional to 341,578.86, 471,316.68 and 239,914.92 is: 331,038.94
Step by Step Solution
- Step 1: Write the proportion equation
341,578.86 : 471,316.68 = 239,914.92 : x - Step 2: Convert to fraction form
341,578.86/471,316.68 = 239,914.92/x - Step 3: Cross multiply
341,578.86x = 471,316.68 × 239,914.92 - Step 4: Simplify right side
341,578.86x = 113,075,903,576.87 - Step 5: Solve for x
x = 113,075,903,576.87/341,578.86 - Step 6: Final answer
x = 331,038.94
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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.