Finding the Fourth Proportional to 353,167.08, 487,373.10 and 192,021.96
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Solution
The fourth proportional to 353,167.08, 487,373.10 and 192,021.96 is: 264,991.68
Step by Step Solution
- Step 1: Write the proportion equation
353,167.08 : 487,373.10 = 192,021.96 : x - Step 2: Convert to fraction form
353,167.08/487,373.10 = 192,021.96/x - Step 3: Cross multiply
353,167.08x = 487,373.10 × 192,021.96 - Step 4: Simplify right side
353,167.08x = 93,586,337,913.28 - Step 5: Solve for x
x = 93,586,337,913.28/353,167.08 - Step 6: Final answer
x = 264,991.68
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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.