Finding the Fourth Proportional to 353,555.26, 487,891.68 and 192,410.62
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Solution
The fourth proportional to 353,555.26, 487,891.68 and 192,410.62 is: 265,518.72
Step by Step Solution
- Step 1: Write the proportion equation
353,555.26 : 487,891.68 = 192,410.62 : x - Step 2: Convert to fraction form
353,555.26/487,891.68 = 192,410.62/x - Step 3: Cross multiply
353,555.26x = 487,891.68 × 192,410.62 - Step 4: Simplify right side
353,555.26x = 93,875,540,641.64 - Step 5: Solve for x
x = 93,875,540,641.64/353,555.26 - Step 6: Final answer
x = 265,518.72
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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.