Finding the Fourth Proportional to 1,036,808.75, 1,555,302.23 and 288,854.75
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Solution
The fourth proportional to 1,036,808.75, 1,555,302.23 and 288,854.75 is: 433,306.95
Step by Step Solution
- Step 1: Write the proportion equation
1,036,808.75 : 1,555,302.23 = 288,854.75 : x - Step 2: Convert to fraction form
1,036,808.75/1,555,302.23 = 288,854.75/x - Step 3: Cross multiply
1,036,808.75x = 1,555,302.23 × 288,854.75 - Step 4: Simplify right side
1,036,808.75x = 449,256,436,821.09 - Step 5: Solve for x
x = 449,256,436,821.09/1,036,808.75 - Step 6: Final answer
x = 433,306.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.