Finding the Fourth Proportional to 951,800.76, 1,313,478.18 and 522,077.94
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Solution
The fourth proportional to 951,800.76, 1,313,478.18 and 522,077.94 is: 720,463.79
Step by Step Solution
- Step 1: Write the proportion equation
951,800.76 : 1,313,478.18 = 522,077.94 : x - Step 2: Convert to fraction form
951,800.76/1,313,478.18 = 522,077.94/x - Step 3: Cross multiply
951,800.76x = 1,313,478.18 × 522,077.94 - Step 4: Simplify right side
951,800.76x = 685,737,982,449.35 - Step 5: Solve for x
x = 685,737,982,449.35/951,800.76 - Step 6: Final answer
x = 720,463.79
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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.