Finding the Fourth Proportional to 395,122.79, 592,663.32 and 110,832.95
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Solution
The fourth proportional to 395,122.79, 592,663.32 and 110,832.95 is: 166,243.57
Step by Step Solution
- Step 1: Write the proportion equation
395,122.79 : 592,663.32 = 110,832.95 : x - Step 2: Convert to fraction form
395,122.79/592,663.32 = 110,832.95/x - Step 3: Cross multiply
395,122.79x = 592,663.32 × 110,832.95 - Step 4: Simplify right side
395,122.79x = 65,686,621,149.08 - Step 5: Solve for x
x = 65,686,621,149.08/395,122.79 - Step 6: Final answer
x = 166,243.57
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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.