Finding the Fourth Proportional to 384,050.99, 529,761.74 and 248,164.79
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Solution
The fourth proportional to 384,050.99, 529,761.74 and 248,164.79 is: 342,319.66
Step by Step Solution
- Step 1: Write the proportion equation
384,050.99 : 529,761.74 = 248,164.79 : x - Step 2: Convert to fraction form
384,050.99/529,761.74 = 248,164.79/x - Step 3: Cross multiply
384,050.99x = 529,761.74 × 248,164.79 - Step 4: Simplify right side
384,050.99x = 131,468,207,067.50 - Step 5: Solve for x
x = 131,468,207,067.50/384,050.99 - Step 6: Final answer
x = 342,319.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.