Finding the Fourth Proportional to 415,804.35, 573,810.84 and 224,817.75
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Solution
The fourth proportional to 415,804.35, 573,810.84 and 224,817.75 is: 310,248.95
Step by Step Solution
- Step 1: Write the proportion equation
415,804.35 : 573,810.84 = 224,817.75 : x - Step 2: Convert to fraction form
415,804.35/573,810.84 = 224,817.75/x - Step 3: Cross multiply
415,804.35x = 573,810.84 × 224,817.75 - Step 4: Simplify right side
415,804.35x = 129,002,861,974.41 - Step 5: Solve for x
x = 129,002,861,974.41/415,804.35 - Step 6: Final answer
x = 310,248.95
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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.