Finding the Fourth Proportional to 996,979.68, 1,375,824.96 and 544,270.68
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Solution
The fourth proportional to 996,979.68, 1,375,824.96 and 544,270.68 is: 751,089.72
Step by Step Solution
- Step 1: Write the proportion equation
996,979.68 : 1,375,824.96 = 544,270.68 : x - Step 2: Convert to fraction form
996,979.68/1,375,824.96 = 544,270.68/x - Step 3: Cross multiply
996,979.68x = 1,375,824.96 × 544,270.68 - Step 4: Simplify right side
996,979.68x = 748,821,186,540.17 - Step 5: Solve for x
x = 748,821,186,540.17/996,979.68 - Step 6: Final answer
x = 751,089.72
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.