Finding the Fourth Proportional to 266,429.19, 367,677.57 and 145,577.94
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Solution
The fourth proportional to 266,429.19, 367,677.57 and 145,577.94 is: 200,900.45
Step by Step Solution
- Step 1: Write the proportion equation
266,429.19 : 367,677.57 = 145,577.94 : x - Step 2: Convert to fraction form
266,429.19/367,677.57 = 145,577.94/x - Step 3: Cross multiply
266,429.19x = 367,677.57 × 145,577.94 - Step 4: Simplify right side
266,429.19x = 53,525,743,224.81 - Step 5: Solve for x
x = 53,525,743,224.81/266,429.19 - Step 6: Final answer
x = 200,900.45
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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.