Finding the Fourth Proportional to 370,517.10, 511,306.92 and 209,368.68
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Solution
The fourth proportional to 370,517.10, 511,306.92 and 209,368.68 is: 288,925.00
Step by Step Solution
- Step 1: Write the proportion equation
370,517.10 : 511,306.92 = 209,368.68 : x - Step 2: Convert to fraction form
370,517.10/511,306.92 = 209,368.68/x - Step 3: Cross multiply
370,517.10x = 511,306.92 × 209,368.68 - Step 4: Simplify right side
370,517.10x = 107,051,654,915.27 - Step 5: Solve for x
x = 107,051,654,915.27/370,517.10 - Step 6: Final answer
x = 288,925.00
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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.