Finding the Fourth Proportional to 442,888.80, 664,138.80 and 176,560.80
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Solution
The fourth proportional to 442,888.80, 664,138.80 and 176,560.80 is: 264,763.70
Step by Step Solution
- Step 1: Write the proportion equation
442,888.80 : 664,138.80 = 176,560.80 : x - Step 2: Convert to fraction form
442,888.80/664,138.80 = 176,560.80/x - Step 3: Cross multiply
442,888.80x = 664,138.80 × 176,560.80 - Step 4: Simplify right side
442,888.80x = 117,260,877,839.04 - Step 5: Solve for x
x = 117,260,877,839.04/442,888.80 - Step 6: Final answer
x = 264,763.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.