Finding the Fourth Proportional to 353,165.68, 487,362.90 and 192,024.79
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Solution
The fourth proportional to 353,165.68, 487,362.90 and 192,024.79 is: 264,991.09
Step by Step Solution
- Step 1: Write the proportion equation
353,165.68 : 487,362.90 = 192,024.79 : x - Step 2: Convert to fraction form
353,165.68/487,362.90 = 192,024.79/x - Step 3: Cross multiply
353,165.68x = 487,362.90 × 192,024.79 - Step 4: Simplify right side
353,165.68x = 93,585,758,526.29 - Step 5: Solve for x
x = 93,585,758,526.29/353,165.68 - Step 6: Final answer
x = 264,991.09
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1.5x scale
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.