Finding the Fourth Proportional to 377,201.77, 520,528.60 and 224,240.26
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Solution
The fourth proportional to 377,201.77, 520,528.60 and 224,240.26 is: 309,445.71
Step by Step Solution
- Step 1: Write the proportion equation
377,201.77 : 520,528.60 = 224,240.26 : x - Step 2: Convert to fraction form
377,201.77/520,528.60 = 224,240.26/x - Step 3: Cross multiply
377,201.77x = 520,528.60 × 224,240.26 - Step 4: Simplify right side
377,201.77x = 116,723,468,601.44 - Step 5: Solve for x
x = 116,723,468,601.44/377,201.77 - Step 6: Final answer
x = 309,445.71
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1.5x scale
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.