Finding the Fourth Proportional to 310,558.56, 465,837.88 and 247,935.84
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Solution
The fourth proportional to 310,558.56, 465,837.88 and 247,935.84 is: 371,903.79
Step by Step Solution
- Step 1: Write the proportion equation
310,558.56 : 465,837.88 = 247,935.84 : x - Step 2: Convert to fraction form
310,558.56/465,837.88 = 247,935.84/x - Step 3: Cross multiply
310,558.56x = 465,837.88 × 247,935.84 - Step 4: Simplify right side
310,558.56x = 115,497,906,081.62 - Step 5: Solve for x
x = 115,497,906,081.62/310,558.56 - Step 6: Final answer
x = 371,903.79
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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.