Finding the Fourth Proportional to 366,449.14, 505,753.20 and 205,315.08
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Solution
The fourth proportional to 366,449.14, 505,753.20 and 205,315.08 is: 283,364.72
Step by Step Solution
- Step 1: Write the proportion equation
366,449.14 : 505,753.20 = 205,315.08 : x - Step 2: Convert to fraction form
366,449.14/505,753.20 = 205,315.08/x - Step 3: Cross multiply
366,449.14x = 505,753.20 × 205,315.08 - Step 4: Simplify right side
366,449.14x = 103,838,758,718.26 - Step 5: Solve for x
x = 103,838,758,718.26/366,449.14 - Step 6: Final answer
x = 283,364.72
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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.