Finding the Fourth Proportional to 266,273.96, 367,460.99 and 145,418.80
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Solution
The fourth proportional to 266,273.96, 367,460.99 and 145,418.80 is: 200,679.54
Step by Step Solution
- Step 1: Write the proportion equation
266,273.96 : 367,460.99 = 145,418.80 : x - Step 2: Convert to fraction form
266,273.96/367,460.99 = 145,418.80/x - Step 3: Cross multiply
266,273.96x = 367,460.99 × 145,418.80 - Step 4: Simplify right side
266,273.96x = 53,435,735,752.80 - Step 5: Solve for x
x = 53,435,735,752.80/266,273.96 - Step 6: Final answer
x = 200,679.54
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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.