Finding the Fourth Proportional to 657,942.97, 986,766.84 and 302,615.61
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Solution
The fourth proportional to 657,942.97, 986,766.84 and 302,615.61 is: 453,855.52
Step by Step Solution
- Step 1: Write the proportion equation
657,942.97 : 986,766.84 = 302,615.61 : x - Step 2: Convert to fraction form
657,942.97/986,766.84 = 302,615.61/x - Step 3: Cross multiply
657,942.97x = 986,766.84 × 302,615.61 - Step 4: Simplify right side
657,942.97x = 298,611,047,701.29 - Step 5: Solve for x
x = 298,611,047,701.29/657,942.97 - Step 6: Final answer
x = 453,855.52
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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.