Finding the Fourth Proportional to 336,538.31, 464,431.63 and 183,579.08
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Solution
The fourth proportional to 336,538.31, 464,431.63 and 183,579.08 is: 253,343.91
Step by Step Solution
- Step 1: Write the proportion equation
336,538.31 : 464,431.63 = 183,579.08 : x - Step 2: Convert to fraction form
336,538.31/464,431.63 = 183,579.08/x - Step 3: Cross multiply
336,538.31x = 464,431.63 × 183,579.08 - Step 4: Simplify right side
336,538.31x = 85,259,931,358.30 - Step 5: Solve for x
x = 85,259,931,358.30/336,538.31 - Step 6: Final answer
x = 253,343.91
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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.