Finding the Fourth Proportional to 364,471.68, 502,908.62 and 211,474.80
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Solution
The fourth proportional to 364,471.68, 502,908.62 and 211,474.80 is: 291,799.07
Step by Step Solution
- Step 1: Write the proportion equation
364,471.68 : 502,908.62 = 211,474.80 : x - Step 2: Convert to fraction form
364,471.68/502,908.62 = 211,474.80/x - Step 3: Cross multiply
364,471.68x = 502,908.62 × 211,474.80 - Step 4: Simplify right side
364,471.68x = 106,352,498,775.40 - Step 5: Solve for x
x = 106,352,498,775.40/364,471.68 - Step 6: Final answer
x = 291,799.07
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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.