Finding the Fourth Proportional to 293,130.96, 439,399.26 and 115,762.92
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Solution
The fourth proportional to 293,130.96, 439,399.26 and 115,762.92 is: 173,527.02
Step by Step Solution
- Step 1: Write the proportion equation
293,130.96 : 439,399.26 = 115,762.92 : x - Step 2: Convert to fraction form
293,130.96/439,399.26 = 115,762.92/x - Step 3: Cross multiply
293,130.96x = 439,399.26 × 115,762.92 - Step 4: Simplify right side
293,130.96x = 50,866,141,383.44 - Step 5: Solve for x
x = 50,866,141,383.44/293,130.96 - Step 6: Final answer
x = 173,527.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.