Finding the Fourth Proportional to 415,418.24, 573,277.44 and 224,431.52
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Solution
The fourth proportional to 415,418.24, 573,277.44 and 224,431.52 is: 309,715.64
Step by Step Solution
- Step 1: Write the proportion equation
415,418.24 : 573,277.44 = 224,431.52 : x - Step 2: Convert to fraction form
415,418.24/573,277.44 = 224,431.52/x - Step 3: Cross multiply
415,418.24x = 573,277.44 × 224,431.52 - Step 4: Simplify right side
415,418.24x = 128,661,527,240.91 - Step 5: Solve for x
x = 128,661,527,240.91/415,418.24 - Step 6: Final answer
x = 309,715.64
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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.