Finding the Fourth Proportional to 959,047.98, 1,438,112.97 and 453,186.78
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Solution
The fourth proportional to 959,047.98, 1,438,112.97 and 453,186.78 is: 679,563.27
Step by Step Solution
- Step 1: Write the proportion equation
959,047.98 : 1,438,112.97 = 453,186.78 : x - Step 2: Convert to fraction form
959,047.98/1,438,112.97 = 453,186.78/x - Step 3: Cross multiply
959,047.98x = 1,438,112.97 × 453,186.78 - Step 4: Simplify right side
959,047.98x = 651,733,786,150.54 - Step 5: Solve for x
x = 651,733,786,150.54/959,047.98 - Step 6: Final answer
x = 679,563.27
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.