Finding the Fourth Proportional to 412,864.68, 569,618.67 and 240,743.70
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Solution
The fourth proportional to 412,864.68, 569,618.67 and 240,743.70 is: 332,147.83
Step by Step Solution
- Step 1: Write the proportion equation
412,864.68 : 569,618.67 = 240,743.70 : x - Step 2: Convert to fraction form
412,864.68/569,618.67 = 240,743.70/x - Step 3: Cross multiply
412,864.68x = 569,618.67 × 240,743.70 - Step 4: Simplify right side
412,864.68x = 137,132,106,204.88 - Step 5: Solve for x
x = 137,132,106,204.88/412,864.68 - Step 6: Final answer
x = 332,147.83
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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.