Finding the Fourth Proportional to 273,267.18, 407,184.12 and 243,455.94
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Solution
The fourth proportional to 273,267.18, 407,184.12 and 243,455.94 is: 362,763.62
Step by Step Solution
- Step 1: Write the proportion equation
273,267.18 : 407,184.12 = 243,455.94 : x - Step 2: Convert to fraction form
273,267.18/407,184.12 = 243,455.94/x - Step 3: Cross multiply
273,267.18x = 407,184.12 × 243,455.94 - Step 4: Simplify right side
273,267.18x = 99,131,392,687.67 - Step 5: Solve for x
x = 99,131,392,687.67/273,267.18 - Step 6: Final answer
x = 362,763.62
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.