Finding the Fourth Proportional to 442,909.60, 664,042.44 and 176,590.24
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Solution
The fourth proportional to 442,909.60, 664,042.44 and 176,590.24 is: 264,756.99
Step by Step Solution
- Step 1: Write the proportion equation
442,909.60 : 664,042.44 = 176,590.24 : x - Step 2: Convert to fraction form
442,909.60/664,042.44 = 176,590.24/x - Step 3: Cross multiply
442,909.60x = 664,042.44 × 176,590.24 - Step 4: Simplify right side
442,909.60x = 117,263,413,849.79 - Step 5: Solve for x
x = 117,263,413,849.79/442,909.60 - Step 6: Final answer
x = 264,756.99
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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.