Finding the Fourth Proportional to 250,311.67, 375,316.09 and 98,326.79
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Solution
The fourth proportional to 250,311.67, 375,316.09 and 98,326.79 is: 147,430.71
Step by Step Solution
- Step 1: Write the proportion equation
250,311.67 : 375,316.09 = 98,326.79 : x - Step 2: Convert to fraction form
250,311.67/375,316.09 = 98,326.79/x - Step 3: Cross multiply
250,311.67x = 375,316.09 × 98,326.79 - Step 4: Simplify right side
250,311.67x = 36,903,626,365.05 - Step 5: Solve for x
x = 36,903,626,365.05/250,311.67 - Step 6: Final answer
x = 147,430.71
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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.