Finding the Fourth Proportional to 802,108.49, 1,106,909.39 and 444,412.49
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Solution
The fourth proportional to 802,108.49, 1,106,909.39 and 444,412.49 is: 613,289.05
Step by Step Solution
- Step 1: Write the proportion equation
802,108.49 : 1,106,909.39 = 444,412.49 : x - Step 2: Convert to fraction form
802,108.49/1,106,909.39 = 444,412.49/x - Step 3: Cross multiply
802,108.49x = 1,106,909.39 × 444,412.49 - Step 4: Simplify right side
802,108.49x = 491,924,352,679.73 - Step 5: Solve for x
x = 491,924,352,679.73/802,108.49 - Step 6: Final answer
x = 613,289.05
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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.