Finding the Fourth Proportional to 442,914.80, 664,177.80 and 176,586.80
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Solution
The fourth proportional to 442,914.80, 664,177.80 and 176,586.80 is: 264,802.69
Step by Step Solution
- Step 1: Write the proportion equation
442,914.80 : 664,177.80 = 176,586.80 : x - Step 2: Convert to fraction form
442,914.80/664,177.80 = 176,586.80/x - Step 3: Cross multiply
442,914.80x = 664,177.80 × 176,586.80 - Step 4: Simplify right side
442,914.80x = 117,285,032,333.04 - Step 5: Solve for x
x = 117,285,032,333.04/442,914.80 - Step 6: Final answer
x = 264,802.69
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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.