Finding the Fourth Proportional to 300,925.91, 451,432.61 and 160,607.99
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Solution
The fourth proportional to 300,925.91, 451,432.61 and 160,607.99 is: 240,935.33
Step by Step Solution
- Step 1: Write the proportion equation
300,925.91 : 451,432.61 = 160,607.99 : x - Step 2: Convert to fraction form
300,925.91/451,432.61 = 160,607.99/x - Step 3: Cross multiply
300,925.91x = 451,432.61 × 160,607.99 - Step 4: Simplify right side
300,925.91x = 72,503,684,112.55 - Step 5: Solve for x
x = 72,503,684,112.55/300,925.91 - Step 6: Final answer
x = 240,935.33
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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.