Finding the Fourth Proportional to 246,601.70, 369,246.45 and 157,372.10
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Solution
The fourth proportional to 246,601.70, 369,246.45 and 157,372.10 is: 235,639.45
Step by Step Solution
- Step 1: Write the proportion equation
246,601.70 : 369,246.45 = 157,372.10 : x - Step 2: Convert to fraction form
246,601.70/369,246.45 = 157,372.10/x - Step 3: Cross multiply
246,601.70x = 369,246.45 × 157,372.10 - Step 4: Simplify right side
246,601.70x = 58,109,089,254.05 - Step 5: Solve for x
x = 58,109,089,254.05/246,601.70 - Step 6: Final answer
x = 235,639.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.