Finding the Fourth Proportional to 266,337.28, 367,529.16 and 145,454.08
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Solution
The fourth proportional to 266,337.28, 367,529.16 and 145,454.08 is: 200,717.74
Step by Step Solution
- Step 1: Write the proportion equation
266,337.28 : 367,529.16 = 145,454.08 : x - Step 2: Convert to fraction form
266,337.28/367,529.16 = 145,454.08/x - Step 3: Cross multiply
266,337.28x = 367,529.16 × 145,454.08 - Step 4: Simplify right side
266,337.28x = 53,458,615,840.97 - Step 5: Solve for x
x = 53,458,615,840.97/266,337.28 - Step 6: Final answer
x = 200,717.74
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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.