Finding the Fourth Proportional to 456,065.08, 684,113.92 and 156,543.62
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Solution
The fourth proportional to 456,065.08, 684,113.92 and 156,543.62 is: 234,821.02
Step by Step Solution
- Step 1: Write the proportion equation
456,065.08 : 684,113.92 = 156,543.62 : x - Step 2: Convert to fraction form
456,065.08/684,113.92 = 156,543.62/x - Step 3: Cross multiply
456,065.08x = 684,113.92 × 156,543.62 - Step 4: Simplify right side
456,065.08x = 107,093,665,717.26 - Step 5: Solve for x
x = 107,093,665,717.26/456,065.08 - Step 6: Final answer
x = 234,821.02
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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.