Finding the Fourth Proportional to 353,523.08, 487,872.12 and 192,388.52
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Solution
The fourth proportional to 353,523.08, 487,872.12 and 192,388.52 is: 265,501.75
Step by Step Solution
- Step 1: Write the proportion equation
353,523.08 : 487,872.12 = 192,388.52 : x - Step 2: Convert to fraction form
353,523.08/487,872.12 = 192,388.52/x - Step 3: Cross multiply
353,523.08x = 487,872.12 × 192,388.52 - Step 4: Simplify right side
353,523.08x = 93,860,995,116.06 - Step 5: Solve for x
x = 93,860,995,116.06/353,523.08 - Step 6: Final answer
x = 265,501.75
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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.