Finding the Fourth Proportional to 996,976.18, 1,375,820.13 and 544,267.18
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Solution
The fourth proportional to 996,976.18, 1,375,820.13 and 544,267.18 is: 751,084.89
Step by Step Solution
- Step 1: Write the proportion equation
996,976.18 : 1,375,820.13 = 544,267.18 : x - Step 2: Convert to fraction form
996,976.18/1,375,820.13 = 544,267.18/x - Step 3: Cross multiply
996,976.18x = 1,375,820.13 × 544,267.18 - Step 4: Simplify right side
996,976.18x = 748,813,742,342.33 - Step 5: Solve for x
x = 748,813,742,342.33/996,976.18 - Step 6: Final answer
x = 751,084.89
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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.