Finding the Fourth Proportional to 266,288.28, 367,461.56 and 145,404.99
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Solution
The fourth proportional to 266,288.28, 367,461.56 and 145,404.99 is: 200,650.01
Step by Step Solution
- Step 1: Write the proportion equation
266,288.28 : 367,461.56 = 145,404.99 : x - Step 2: Convert to fraction form
266,288.28/367,461.56 = 145,404.99/x - Step 3: Cross multiply
266,288.28x = 367,461.56 × 145,404.99 - Step 4: Simplify right side
266,288.28x = 53,430,744,820.70 - Step 5: Solve for x
x = 53,430,744,820.70/266,288.28 - Step 6: Final answer
x = 200,650.01
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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.