Finding the Fourth Proportional to 246,653.19, 340,381.40 and 133,475.94
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Solution
The fourth proportional to 246,653.19, 340,381.40 and 133,475.94 is: 184,196.79
Step by Step Solution
- Step 1: Write the proportion equation
246,653.19 : 340,381.40 = 133,475.94 : x - Step 2: Convert to fraction form
246,653.19/340,381.40 = 133,475.94/x - Step 3: Cross multiply
246,653.19x = 340,381.40 × 133,475.94 - Step 4: Simplify right side
246,653.19x = 45,432,726,389.14 - Step 5: Solve for x
x = 45,432,726,389.14/246,653.19 - Step 6: Final answer
x = 184,196.79
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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.