Finding the Fourth Proportional to 361,053.68, 498,261.86 and 197,717.08
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Solution
The fourth proportional to 361,053.68, 498,261.86 and 197,717.08 is: 272,853.83
Step by Step Solution
- Step 1: Write the proportion equation
361,053.68 : 498,261.86 = 197,717.08 : x - Step 2: Convert to fraction form
361,053.68/498,261.86 = 197,717.08/x - Step 3: Cross multiply
361,053.68x = 498,261.86 × 197,717.08 - Step 4: Simplify right side
361,053.68x = 98,514,880,034.57 - Step 5: Solve for x
x = 98,514,880,034.57/361,053.68 - Step 6: Final answer
x = 272,853.83
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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.