Finding the Fourth Proportional to 363,955.91, 502,261.11 and 211,084.70
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Solution
The fourth proportional to 363,955.91, 502,261.11 and 211,084.70 is: 291,298.02
Step by Step Solution
- Step 1: Write the proportion equation
363,955.91 : 502,261.11 = 211,084.70 : x - Step 2: Convert to fraction form
363,955.91/502,261.11 = 211,084.70/x - Step 3: Cross multiply
363,955.91x = 502,261.11 × 211,084.70 - Step 4: Simplify right side
363,955.91x = 106,019,633,214.71 - Step 5: Solve for x
x = 106,019,633,214.71/363,955.91 - Step 6: Final answer
x = 291,298.02
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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.