Finding the Fourth Proportional to 299,947.14, 413,932.01 and 179,098.99
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Solution
The fourth proportional to 299,947.14, 413,932.01 and 179,098.99 is: 247,159.56
Step by Step Solution
- Step 1: Write the proportion equation
299,947.14 : 413,932.01 = 179,098.99 : x - Step 2: Convert to fraction form
299,947.14/413,932.01 = 179,098.99/x - Step 3: Cross multiply
299,947.14x = 413,932.01 × 179,098.99 - Step 4: Simplify right side
299,947.14x = 74,134,802,989.34 - Step 5: Solve for x
x = 74,134,802,989.34/299,947.14 - Step 6: Final answer
x = 247,159.56
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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.