Finding the Fourth Proportional to 246,679.63, 340,418.70 and 133,502.38
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Solution
The fourth proportional to 246,679.63, 340,418.70 and 133,502.38 is: 184,233.72
Step by Step Solution
- Step 1: Write the proportion equation
246,679.63 : 340,418.70 = 133,502.38 : x - Step 2: Convert to fraction form
246,679.63/340,418.70 = 133,502.38/x - Step 3: Cross multiply
246,679.63x = 340,418.70 × 133,502.38 - Step 4: Simplify right side
246,679.63x = 45,446,705,795.46 - Step 5: Solve for x
x = 45,446,705,795.46/246,679.63 - Step 6: Final answer
x = 184,233.72
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1.5x scale
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.