Finding the Fourth Proportional to 427,965.17, 590,584.70 and 236,974.46
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Solution
The fourth proportional to 427,965.17, 590,584.70 and 236,974.46 is: 327,020.75
Step by Step Solution
- Step 1: Write the proportion equation
427,965.17 : 590,584.70 = 236,974.46 : x - Step 2: Convert to fraction form
427,965.17/590,584.70 = 236,974.46/x - Step 3: Cross multiply
427,965.17x = 590,584.70 × 236,974.46 - Step 4: Simplify right side
427,965.17x = 139,953,488,006.28 - Step 5: Solve for x
x = 139,953,488,006.28/427,965.17 - Step 6: Final answer
x = 327,020.75
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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.