Finding the Fourth Proportional to 300,737.36, 451,206.74 and 98,342.79
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Solution
The fourth proportional to 300,737.36, 451,206.74 and 98,342.79 is: 147,547.12
Step by Step Solution
- Step 1: Write the proportion equation
300,737.36 : 451,206.74 = 98,342.79 : x - Step 2: Convert to fraction form
300,737.36/451,206.74 = 98,342.79/x - Step 3: Cross multiply
300,737.36x = 451,206.74 × 98,342.79 - Step 4: Simplify right side
300,737.36x = 44,372,931,431.89 - Step 5: Solve for x
x = 44,372,931,431.89/300,737.36 - Step 6: Final answer
x = 147,547.12
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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.