Finding the Fourth Proportional to 945,630.09, 1,305,006.12 and 537,769.17
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Solution
The fourth proportional to 945,630.09, 1,305,006.12 and 537,769.17 is: 742,142.27
Step by Step Solution
- Step 1: Write the proportion equation
945,630.09 : 1,305,006.12 = 537,769.17 : x - Step 2: Convert to fraction form
945,630.09/1,305,006.12 = 537,769.17/x - Step 3: Cross multiply
945,630.09x = 1,305,006.12 × 537,769.17 - Step 4: Simplify right side
945,630.09x = 701,792,057,997.32 - Step 5: Solve for x
x = 701,792,057,997.32/945,630.09 - Step 6: Final answer
x = 742,142.27
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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.