Finding the Fourth Proportional to 665,532.19, 997,898.70 and 305,251.73
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Solution
The fourth proportional to 665,532.19, 997,898.70 and 305,251.73 is: 457,694.33
Step by Step Solution
- Step 1: Write the proportion equation
665,532.19 : 997,898.70 = 305,251.73 : x - Step 2: Convert to fraction form
665,532.19/997,898.70 = 305,251.73/x - Step 3: Cross multiply
665,532.19x = 997,898.70 × 305,251.73 - Step 4: Simplify right side
665,532.19x = 304,610,307,034.50 - Step 5: Solve for x
x = 304,610,307,034.50/665,532.19 - Step 6: Final answer
x = 457,694.33
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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.