Finding the Fourth Proportional to 353,457.96, 487,757.37 and 192,313.63
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Solution
The fourth proportional to 353,457.96, 487,757.37 and 192,313.63 is: 265,384.86
Step by Step Solution
- Step 1: Write the proportion equation
353,457.96 : 487,757.37 = 192,313.63 : x - Step 2: Convert to fraction form
353,457.96/487,757.37 = 192,313.63/x - Step 3: Cross multiply
353,457.96x = 487,757.37 × 192,313.63 - Step 4: Simplify right side
353,457.96x = 93,802,390,383.95 - Step 5: Solve for x
x = 93,802,390,383.95/353,457.96 - Step 6: Final answer
x = 265,384.86
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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.