Finding the Fourth Proportional to 702,951.64, 1,054,209.36 and 253,614.08
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Solution
The fourth proportional to 702,951.64, 1,054,209.36 and 253,614.08 is: 380,342.43
Step by Step Solution
- Step 1: Write the proportion equation
702,951.64 : 1,054,209.36 = 253,614.08 : x - Step 2: Convert to fraction form
702,951.64/1,054,209.36 = 253,614.08/x - Step 3: Cross multiply
702,951.64x = 1,054,209.36 × 253,614.08 - Step 4: Simplify right side
702,951.64x = 267,362,336,963.79 - Step 5: Solve for x
x = 267,362,336,963.79/702,951.64 - Step 6: Final answer
x = 380,342.43
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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.