Finding the Fourth Proportional to 217,364.10, 304,862.70 and 217,364.10
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Solution
The fourth proportional to 217,364.10, 304,862.70 and 217,364.10 is: 304,862.70
Step by Step Solution
- Step 1: Write the proportion equation
217,364.10 : 304,862.70 = 217,364.10 : x - Step 2: Convert to fraction form
217,364.10/304,862.70 = 217,364.10/x - Step 3: Cross multiply
217,364.10x = 304,862.70 × 217,364.10 - Step 4: Simplify right side
217,364.10x = 66,266,206,409.07 - Step 5: Solve for x
x = 66,266,206,409.07/217,364.10 - Step 6: Final answer
x = 304,862.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.