Finding the Fourth Proportional to 264,329.30, 364,764.65 and 143,467.99
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Solution
The fourth proportional to 264,329.30, 364,764.65 and 143,467.99 is: 197,980.52
Step by Step Solution
- Step 1: Write the proportion equation
264,329.30 : 364,764.65 = 143,467.99 : x - Step 2: Convert to fraction form
264,329.30/364,764.65 = 143,467.99/x - Step 3: Cross multiply
264,329.30x = 364,764.65 × 143,467.99 - Step 4: Simplify right side
264,329.30x = 52,332,050,441.21 - Step 5: Solve for x
x = 52,332,050,441.21/264,329.30 - Step 6: Final answer
x = 197,980.52
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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.