Finding the Fourth Proportional to 415,655.41, 573,604.11 and 224,668.80
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Solution
The fourth proportional to 415,655.41, 573,604.11 and 224,668.80 is: 310,042.75
Step by Step Solution
- Step 1: Write the proportion equation
415,655.41 : 573,604.11 = 224,668.80 : x - Step 2: Convert to fraction form
415,655.41/573,604.11 = 224,668.80/x - Step 3: Cross multiply
415,655.41x = 573,604.11 × 224,668.80 - Step 4: Simplify right side
415,655.41x = 128,870,947,068.77 - Step 5: Solve for x
x = 128,870,947,068.77/415,655.41 - Step 6: Final answer
x = 310,042.75
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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.