Finding the Fourth Proportional to 307,802.49, 462,176.34 and 274,382.49
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Solution
The fourth proportional to 307,802.49, 462,176.34 and 274,382.49 is: 411,995.03
Step by Step Solution
- Step 1: Write the proportion equation
307,802.49 : 462,176.34 = 274,382.49 : x - Step 2: Convert to fraction form
307,802.49/462,176.34 = 274,382.49/x - Step 3: Cross multiply
307,802.49x = 462,176.34 × 274,382.49 - Step 4: Simplify right side
307,802.49x = 126,813,094,988.29 - Step 5: Solve for x
x = 126,813,094,988.29/307,802.49 - Step 6: Final answer
x = 411,995.03
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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.