Finding the Fourth Proportional to 752,964.84, 1,129,330.17 and 247,522.46
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Solution
The fourth proportional to 752,964.84, 1,129,330.17 and 247,522.46 is: 371,245.19
Step by Step Solution
- Step 1: Write the proportion equation
752,964.84 : 1,129,330.17 = 247,522.46 : x - Step 2: Convert to fraction form
752,964.84/1,129,330.17 = 247,522.46/x - Step 3: Cross multiply
752,964.84x = 1,129,330.17 × 247,522.46 - Step 4: Simplify right side
752,964.84x = 279,534,576,183.97 - Step 5: Solve for x
x = 279,534,576,183.97/752,964.84 - Step 6: Final answer
x = 371,245.19
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1.5x scale
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.