Finding the Fourth Proportional to 452,672.24, 624,453.44 and 307,485.52
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Solution
The fourth proportional to 452,672.24, 624,453.44 and 307,485.52 is: 424,170.90
Step by Step Solution
- Step 1: Write the proportion equation
452,672.24 : 624,453.44 = 307,485.52 : x - Step 2: Convert to fraction form
452,672.24/624,453.44 = 307,485.52/x - Step 3: Cross multiply
452,672.24x = 624,453.44 × 307,485.52 - Step 4: Simplify right side
452,672.24x = 192,010,390,714.19 - Step 5: Solve for x
x = 192,010,390,714.19/452,672.24 - Step 6: Final answer
x = 424,170.90
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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.