Finding the Fourth Proportional to 843,020.52, 1,264,686.84 and 266,788.95
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Solution
The fourth proportional to 843,020.52, 1,264,686.84 and 266,788.95 is: 400,232.81
Step by Step Solution
- Step 1: Write the proportion equation
843,020.52 : 1,264,686.84 = 266,788.95 : x - Step 2: Convert to fraction form
843,020.52/1,264,686.84 = 266,788.95/x - Step 3: Cross multiply
843,020.52x = 1,264,686.84 × 266,788.95 - Step 4: Simplify right side
843,020.52x = 337,404,474,122.42 - Step 5: Solve for x
x = 337,404,474,122.42/843,020.52 - Step 6: Final answer
x = 400,232.81
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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.