Finding the Fourth Proportional to 265,479.21, 366,357.08 and 144,621.95
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Solution
The fourth proportional to 265,479.21, 366,357.08 and 144,621.95 is: 199,575.98
Step by Step Solution
- Step 1: Write the proportion equation
265,479.21 : 366,357.08 = 144,621.95 : x - Step 2: Convert to fraction form
265,479.21/366,357.08 = 144,621.95/x - Step 3: Cross multiply
265,479.21x = 366,357.08 × 144,621.95 - Step 4: Simplify right side
265,479.21x = 52,983,272,751.01 - Step 5: Solve for x
x = 52,983,272,751.01/265,479.21 - Step 6: Final answer
x = 199,575.98
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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.