Finding the Fourth Proportional to 756,206.40, 1,134,309.60 and 673,537.80
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Solution
The fourth proportional to 756,206.40, 1,134,309.60 and 673,537.80 is: 1,010,306.70
Step by Step Solution
- Step 1: Write the proportion equation
756,206.40 : 1,134,309.60 = 673,537.80 : x - Step 2: Convert to fraction form
756,206.40/1,134,309.60 = 673,537.80/x - Step 3: Cross multiply
756,206.40x = 1,134,309.60 × 673,537.80 - Step 4: Simplify right side
756,206.40x = 764,000,392,502.88 - Step 5: Solve for x
x = 764,000,392,502.88/756,206.40 - Step 6: Final answer
x = 1,010,306.70
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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.