Finding the Fourth Proportional to 763,285.68, 1,144,798.92 and 202,376.88
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Solution
The fourth proportional to 763,285.68, 1,144,798.92 and 202,376.88 is: 303,530.96
Step by Step Solution
- Step 1: Write the proportion equation
763,285.68 : 1,144,798.92 = 202,376.88 : x - Step 2: Convert to fraction form
763,285.68/1,144,798.92 = 202,376.88/x - Step 3: Cross multiply
763,285.68x = 1,144,798.92 × 202,376.88 - Step 4: Simplify right side
763,285.68x = 231,680,833,656.97 - Step 5: Solve for x
x = 231,680,833,656.97/763,285.68 - Step 6: Final answer
x = 303,530.96
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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.