Finding the Fourth Proportional to 286,552.17, 395,277.30 and 178,935.39
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Solution
The fourth proportional to 286,552.17, 395,277.30 and 178,935.39 is: 246,828.00
Step by Step Solution
- Step 1: Write the proportion equation
286,552.17 : 395,277.30 = 178,935.39 : x - Step 2: Convert to fraction form
286,552.17/395,277.30 = 178,935.39/x - Step 3: Cross multiply
286,552.17x = 395,277.30 × 178,935.39 - Step 4: Simplify right side
286,552.17x = 70,729,097,833.65 - Step 5: Solve for x
x = 70,729,097,833.65/286,552.17 - Step 6: Final answer
x = 246,828.00
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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.