Finding the Fourth Proportional to 948,691.95, 1,420,757.42 and 542,653.53
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Solution
The fourth proportional to 948,691.95, 1,420,757.42 and 542,653.53 is: 812,675.84
Step by Step Solution
- Step 1: Write the proportion equation
948,691.95 : 1,420,757.42 = 542,653.53 : x - Step 2: Convert to fraction form
948,691.95/1,420,757.42 = 542,653.53/x - Step 3: Cross multiply
948,691.95x = 1,420,757.42 × 542,653.53 - Step 4: Simplify right side
948,691.95x = 770,979,021,195.59 - Step 5: Solve for x
x = 770,979,021,195.59/948,691.95 - Step 6: Final answer
x = 812,675.84
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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.