Finding the Fourth Proportional to 449,674.18, 620,552.00 and 245,725.10
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Solution
The fourth proportional to 449,674.18, 620,552.00 and 245,725.10 is: 339,101.53
Step by Step Solution
- Step 1: Write the proportion equation
449,674.18 : 620,552.00 = 245,725.10 : x - Step 2: Convert to fraction form
449,674.18/620,552.00 = 245,725.10/x - Step 3: Cross multiply
449,674.18x = 620,552.00 × 245,725.10 - Step 4: Simplify right side
449,674.18x = 152,485,202,577.96 - Step 5: Solve for x
x = 152,485,202,577.96/449,674.18 - Step 6: Final answer
x = 339,101.53
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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.