Finding the Fourth Proportional to 264,346.21, 364,798.11 and 143,487.49
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Solution
The fourth proportional to 264,346.21, 364,798.11 and 143,487.49 is: 198,012.92
Step by Step Solution
- Step 1: Write the proportion equation
264,346.21 : 364,798.11 = 143,487.49 : x - Step 2: Convert to fraction form
264,346.21/364,798.11 = 143,487.49/x - Step 3: Cross multiply
264,346.21x = 364,798.11 × 143,487.49 - Step 4: Simplify right side
264,346.21x = 52,343,965,160.64 - Step 5: Solve for x
x = 52,343,965,160.64/264,346.21 - Step 6: Final answer
x = 198,012.92
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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.