Finding the Fourth Proportional to 370,625.75, 555,979.49 and 117,847.11
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Solution
The fourth proportional to 370,625.75, 555,979.49 and 117,847.11 is: 176,783.66
Step by Step Solution
- Step 1: Write the proportion equation
370,625.75 : 555,979.49 = 117,847.11 : x - Step 2: Convert to fraction form
370,625.75/555,979.49 = 117,847.11/x - Step 3: Cross multiply
370,625.75x = 555,979.49 × 117,847.11 - Step 4: Simplify right side
370,625.75x = 65,520,575,526.54 - Step 5: Solve for x
x = 65,520,575,526.54/370,625.75 - Step 6: Final answer
x = 176,783.66
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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.