Finding the Fourth Proportional to 339,790.08, 468,900.36 and 186,828.48
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Solution
The fourth proportional to 339,790.08, 468,900.36 and 186,828.48 is: 257,817.83
Step by Step Solution
- Step 1: Write the proportion equation
339,790.08 : 468,900.36 = 186,828.48 : x - Step 2: Convert to fraction form
339,790.08/468,900.36 = 186,828.48/x - Step 3: Cross multiply
339,790.08x = 468,900.36 × 186,828.48 - Step 4: Simplify right side
339,790.08x = 87,603,941,530.25 - Step 5: Solve for x
x = 87,603,941,530.25/339,790.08 - Step 6: Final answer
x = 257,817.83
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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.