Finding the Fourth Proportional to 264,231.36, 364,615.20 and 156,782.88
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Solution
The fourth proportional to 264,231.36, 364,615.20 and 156,782.88 is: 216,346.09
Step by Step Solution
- Step 1: Write the proportion equation
264,231.36 : 364,615.20 = 156,782.88 : x - Step 2: Convert to fraction form
264,231.36/364,615.20 = 156,782.88/x - Step 3: Cross multiply
264,231.36x = 364,615.20 × 156,782.88 - Step 4: Simplify right side
264,231.36x = 57,165,421,147.78 - Step 5: Solve for x
x = 57,165,421,147.78/264,231.36 - Step 6: Final answer
x = 216,346.09
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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.