Finding the Fourth Proportional to 265,049.87, 397,572.98 and 107,276.05
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Solution
The fourth proportional to 265,049.87, 397,572.98 and 107,276.05 is: 160,913.34
Step by Step Solution
- Step 1: Write the proportion equation
265,049.87 : 397,572.98 = 107,276.05 : x - Step 2: Convert to fraction form
265,049.87/397,572.98 = 107,276.05/x - Step 3: Cross multiply
265,049.87x = 397,572.98 × 107,276.05 - Step 4: Simplify right side
265,049.87x = 42,650,058,881.13 - Step 5: Solve for x
x = 42,650,058,881.13/265,049.87 - Step 6: Final answer
x = 160,913.34
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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.