Finding the Fourth Proportional to 895,179.14, 1,235,362.97 and 487,292.70
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Solution
The fourth proportional to 895,179.14, 1,235,362.97 and 487,292.70 is: 672,472.50
Step by Step Solution
- Step 1: Write the proportion equation
895,179.14 : 1,235,362.97 = 487,292.70 : x - Step 2: Convert to fraction form
895,179.14/1,235,362.97 = 487,292.70/x - Step 3: Cross multiply
895,179.14x = 1,235,362.97 × 487,292.70 - Step 4: Simplify right side
895,179.14x = 601,983,354,694.86 - Step 5: Solve for x
x = 601,983,354,694.86/895,179.14 - Step 6: Final answer
x = 672,472.50
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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.