Finding the Fourth Proportional to 296,867.08, 409,675.62 and 160,901.56
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Solution
The fourth proportional to 296,867.08, 409,675.62 and 160,901.56 is: 222,043.64
Step by Step Solution
- Step 1: Write the proportion equation
296,867.08 : 409,675.62 = 160,901.56 : x - Step 2: Convert to fraction form
296,867.08/409,675.62 = 160,901.56/x - Step 3: Cross multiply
296,867.08x = 409,675.62 × 160,901.56 - Step 4: Simplify right side
296,867.08x = 65,917,446,351.97 - Step 5: Solve for x
x = 65,917,446,351.97/296,867.08 - Step 6: Final answer
x = 222,043.64
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1.5x scale
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.