Finding the Fourth Proportional to 426,744.88, 588,924.87 and 245,456.62
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Solution
The fourth proportional to 426,744.88, 588,924.87 and 245,456.62 is: 338,739.88
Step by Step Solution
- Step 1: Write the proportion equation
426,744.88 : 588,924.87 = 245,456.62 : x - Step 2: Convert to fraction form
426,744.88/588,924.87 = 245,456.62/x - Step 3: Cross multiply
426,744.88x = 588,924.87 × 245,456.62 - Step 4: Simplify right side
426,744.88x = 144,555,508,024.14 - Step 5: Solve for x
x = 144,555,508,024.14/426,744.88 - Step 6: Final answer
x = 338,739.88
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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.