Finding the Fourth Proportional to 452,939.07, 679,474.22 and 168,605.99
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Solution
The fourth proportional to 452,939.07, 679,474.22 and 168,605.99 is: 252,933.40
Step by Step Solution
- Step 1: Write the proportion equation
452,939.07 : 679,474.22 = 168,605.99 : x - Step 2: Convert to fraction form
452,939.07/679,474.22 = 168,605.99/x - Step 3: Cross multiply
452,939.07x = 679,474.22 × 168,605.99 - Step 4: Simplify right side
452,939.07x = 114,563,419,302.18 - Step 5: Solve for x
x = 114,563,419,302.18/452,939.07 - Step 6: Final answer
x = 252,933.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.