Finding the Fourth Proportional to 297,332.99, 410,322.59 and 161,368.12
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Solution
The fourth proportional to 297,332.99, 410,322.59 and 161,368.12 is: 222,689.66
Step by Step Solution
- Step 1: Write the proportion equation
297,332.99 : 410,322.59 = 161,368.12 : x - Step 2: Convert to fraction form
297,332.99/410,322.59 = 161,368.12/x - Step 3: Cross multiply
297,332.99x = 410,322.59 × 161,368.12 - Step 4: Simplify right side
297,332.99x = 66,212,983,852.66 - Step 5: Solve for x
x = 66,212,983,852.66/297,332.99 - Step 6: Final answer
x = 222,689.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.