Finding the Fourth Proportional to 339,918.04, 469,098.26 and 186,962.68
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Solution
The fourth proportional to 339,918.04, 469,098.26 and 186,962.68 is: 258,014.75
Step by Step Solution
- Step 1: Write the proportion equation
339,918.04 : 469,098.26 = 186,962.68 : x - Step 2: Convert to fraction form
339,918.04/469,098.26 = 186,962.68/x - Step 3: Cross multiply
339,918.04x = 469,098.26 × 186,962.68 - Step 4: Simplify right side
339,918.04x = 87,703,867,872.94 - Step 5: Solve for x
x = 87,703,867,872.94/339,918.04 - Step 6: Final answer
x = 258,014.75
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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.