Finding the Fourth Proportional to 266,199.63, 367,352.87 and 145,344.80
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Solution
The fourth proportional to 266,199.63, 367,352.87 and 145,344.80 is: 200,574.38
Step by Step Solution
- Step 1: Write the proportion equation
266,199.63 : 367,352.87 = 145,344.80 : x - Step 2: Convert to fraction form
266,199.63/367,352.87 = 145,344.80/x - Step 3: Cross multiply
266,199.63x = 367,352.87 × 145,344.80 - Step 4: Simplify right side
266,199.63x = 53,392,826,856.09 - Step 5: Solve for x
x = 53,392,826,856.09/266,199.63 - Step 6: Final answer
x = 200,574.38
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1.5x scale
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.