Finding the Fourth Proportional to 353,524.14, 487,873.67 and 192,389.63
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Solution
The fourth proportional to 353,524.14, 487,873.67 and 192,389.63 is: 265,503.32
Step by Step Solution
- Step 1: Write the proportion equation
353,524.14 : 487,873.67 = 192,389.63 : x - Step 2: Convert to fraction form
353,524.14/487,873.67 = 192,389.63/x - Step 3: Cross multiply
353,524.14x = 487,873.67 × 192,389.63 - Step 4: Simplify right side
353,524.14x = 93,861,831,456.73 - Step 5: Solve for x
x = 93,861,831,456.73/353,524.14 - Step 6: Final answer
x = 265,503.32
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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.