Finding the Fourth Proportional to 426,093.40, 588,008.32 and 235,106.74
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Solution
The fourth proportional to 426,093.40, 588,008.32 and 235,106.74 is: 324,446.99
Step by Step Solution
- Step 1: Write the proportion equation
426,093.40 : 588,008.32 = 235,106.74 : x - Step 2: Convert to fraction form
426,093.40/588,008.32 = 235,106.74/x - Step 3: Cross multiply
426,093.40x = 588,008.32 × 235,106.74 - Step 4: Simplify right side
426,093.40x = 138,244,719,208.08 - Step 5: Solve for x
x = 138,244,719,208.08/426,093.40 - Step 6: Final answer
x = 324,446.99
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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.