Finding the Fourth Proportional to 266,219.67, 367,398.02 and 145,372.17
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Solution
The fourth proportional to 266,219.67, 367,398.02 and 145,372.17 is: 200,621.71
Step by Step Solution
- Step 1: Write the proportion equation
266,219.67 : 367,398.02 = 145,372.17 : x - Step 2: Convert to fraction form
266,219.67/367,398.02 = 145,372.17/x - Step 3: Cross multiply
266,219.67x = 367,398.02 × 145,372.17 - Step 4: Simplify right side
266,219.67x = 53,409,446,694.24 - Step 5: Solve for x
x = 53,409,446,694.24/266,219.67 - Step 6: Final answer
x = 200,621.71
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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.