Finding the Fourth Proportional to 266,327.28, 367,515.36 and 145,444.08
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Solution
The fourth proportional to 266,327.28, 367,515.36 and 145,444.08 is: 200,703.94
Step by Step Solution
- Step 1: Write the proportion equation
266,327.28 : 367,515.36 = 145,444.08 : x - Step 2: Convert to fraction form
266,327.28/367,515.36 = 145,444.08/x - Step 3: Cross multiply
266,327.28x = 367,515.36 × 145,444.08 - Step 4: Simplify right side
266,327.28x = 53,452,933,421.07 - Step 5: Solve for x
x = 53,452,933,421.07/266,327.28 - Step 6: Final answer
x = 200,703.94
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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.