Finding the Fourth Proportional to 647,107.44, 893,011.26 and 375,336.24
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Solution
The fourth proportional to 647,107.44, 893,011.26 and 375,336.24 is: 517,965.75
Step by Step Solution
- Step 1: Write the proportion equation
647,107.44 : 893,011.26 = 375,336.24 : x - Step 2: Convert to fraction form
647,107.44/893,011.26 = 375,336.24/x - Step 3: Cross multiply
647,107.44x = 893,011.26 × 375,336.24 - Step 4: Simplify right side
647,107.44x = 335,179,488,606.06 - Step 5: Solve for x
x = 335,179,488,606.06/647,107.44 - Step 6: Final answer
x = 517,965.75
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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.