Finding the Fourth Proportional to 479,935.92, 662,316.96 and 276,088.08
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Solution
The fourth proportional to 479,935.92, 662,316.96 and 276,088.08 is: 381,004.65
Step by Step Solution
- Step 1: Write the proportion equation
479,935.92 : 662,316.96 = 276,088.08 : x - Step 2: Convert to fraction form
479,935.92/662,316.96 = 276,088.08/x - Step 3: Cross multiply
479,935.92x = 662,316.96 × 276,088.08 - Step 4: Simplify right side
479,935.92x = 182,857,817,837.84 - Step 5: Solve for x
x = 182,857,817,837.84/479,935.92 - Step 6: Final answer
x = 381,004.65
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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.