Finding the Fourth Proportional to 396,213.14, 594,319.66 and 185,851.08
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Solution
The fourth proportional to 396,213.14, 594,319.66 and 185,851.08 is: 278,776.59
Step by Step Solution
- Step 1: Write the proportion equation
396,213.14 : 594,319.66 = 185,851.08 : x - Step 2: Convert to fraction form
396,213.14/594,319.66 = 185,851.08/x - Step 3: Cross multiply
396,213.14x = 594,319.66 × 185,851.08 - Step 4: Simplify right side
396,213.14x = 110,454,950,211.61 - Step 5: Solve for x
x = 110,454,950,211.61/396,213.14 - Step 6: Final answer
x = 278,776.59
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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.