Finding the Fourth Proportional to 387,262.92, 581,121.74 and 162,606.08
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Solution
The fourth proportional to 387,262.92, 581,121.74 and 162,606.08 is: 244,004.58
Step by Step Solution
- Step 1: Write the proportion equation
387,262.92 : 581,121.74 = 162,606.08 : x - Step 2: Convert to fraction form
387,262.92/581,121.74 = 162,606.08/x - Step 3: Cross multiply
387,262.92x = 581,121.74 × 162,606.08 - Step 4: Simplify right side
387,262.92x = 94,493,924,425.54 - Step 5: Solve for x
x = 94,493,924,425.54/387,262.92 - Step 6: Final answer
x = 244,004.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.