Finding the Fourth Proportional to 437,782.62, 656,624.88 and 117,958.26
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Solution
The fourth proportional to 437,782.62, 656,624.88 and 117,958.26 is: 176,924.17
Step by Step Solution
- Step 1: Write the proportion equation
437,782.62 : 656,624.88 = 117,958.26 : x - Step 2: Convert to fraction form
437,782.62/656,624.88 = 117,958.26/x - Step 3: Cross multiply
437,782.62x = 656,624.88 × 117,958.26 - Step 4: Simplify right side
437,782.62x = 77,454,328,317.51 - Step 5: Solve for x
x = 77,454,328,317.51/437,782.62 - Step 6: Final answer
x = 176,924.17
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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.