Finding the Fourth Proportional to 275,095.11, 412,642.68 and 181,578.99
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Solution
The fourth proportional to 275,095.11, 412,642.68 and 181,578.99 is: 272,368.49
Step by Step Solution
- Step 1: Write the proportion equation
275,095.11 : 412,642.68 = 181,578.99 : x - Step 2: Convert to fraction form
275,095.11/412,642.68 = 181,578.99/x - Step 3: Cross multiply
275,095.11x = 412,642.68 × 181,578.99 - Step 4: Simplify right side
275,095.11x = 74,927,241,065.29 - Step 5: Solve for x
x = 74,927,241,065.29/275,095.11 - Step 6: Final answer
x = 272,368.49
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1.5x scale
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.