Finding the Fourth Proportional to 246,491.06, 340,365.06 and 156,006.68
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Solution
The fourth proportional to 246,491.06, 340,365.06 and 156,006.68 is: 215,420.48
Step by Step Solution
- Step 1: Write the proportion equation
246,491.06 : 340,365.06 = 156,006.68 : x - Step 2: Convert to fraction form
246,491.06/340,365.06 = 156,006.68/x - Step 3: Cross multiply
246,491.06x = 340,365.06 × 156,006.68 - Step 4: Simplify right side
246,491.06x = 53,099,222,998.60 - Step 5: Solve for x
x = 53,099,222,998.60/246,491.06 - Step 6: Final answer
x = 215,420.48
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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.