Finding the Fourth Proportional to 790,937.24, 1,186,608.36 and 229,971.92
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Solution
The fourth proportional to 790,937.24, 1,186,608.36 and 229,971.92 is: 345,016.76
Step by Step Solution
- Step 1: Write the proportion equation
790,937.24 : 1,186,608.36 = 229,971.92 : x - Step 2: Convert to fraction form
790,937.24/1,186,608.36 = 229,971.92/x - Step 3: Cross multiply
790,937.24x = 1,186,608.36 × 229,971.92 - Step 4: Simplify right side
790,937.24x = 272,886,602,837.25 - Step 5: Solve for x
x = 272,886,602,837.25/790,937.24 - Step 6: Final answer
x = 345,016.76
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.