Finding the Fourth Proportional to 246,849.28, 340,651.52 and 133,671.68
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Solution
The fourth proportional to 246,849.28, 340,651.52 and 133,671.68 is: 184,466.66
Step by Step Solution
- Step 1: Write the proportion equation
246,849.28 : 340,651.52 = 133,671.68 : x - Step 2: Convert to fraction form
246,849.28/340,651.52 = 133,671.68/x - Step 3: Cross multiply
246,849.28x = 340,651.52 × 133,671.68 - Step 4: Simplify right side
246,849.28x = 45,535,460,972.95 - Step 5: Solve for x
x = 45,535,460,972.95/246,849.28 - Step 6: Final answer
x = 184,466.66
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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.