Finding the Fourth Proportional to 451,991.01, 623,512.10 and 268,122.63
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Solution
The fourth proportional to 451,991.01, 623,512.10 and 268,122.63 is: 369,869.54
Step by Step Solution
- Step 1: Write the proportion equation
451,991.01 : 623,512.10 = 268,122.63 : x - Step 2: Convert to fraction form
451,991.01/623,512.10 = 268,122.63/x - Step 3: Cross multiply
451,991.01x = 623,512.10 × 268,122.63 - Step 4: Simplify right side
451,991.01x = 167,177,704,759.13 - Step 5: Solve for x
x = 167,177,704,759.13/451,991.01 - Step 6: Final answer
x = 369,869.54
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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.