Finding the Fourth Proportional to 770,899.68, 1,156,313.88 and 202,266.72
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Solution
The fourth proportional to 770,899.68, 1,156,313.88 and 202,266.72 is: 303,390.73
Step by Step Solution
- Step 1: Write the proportion equation
770,899.68 : 1,156,313.88 = 202,266.72 : x - Step 2: Convert to fraction form
770,899.68/1,156,313.88 = 202,266.72/x - Step 3: Cross multiply
770,899.68x = 1,156,313.88 × 202,266.72 - Step 4: Simplify right side
770,899.68x = 233,883,815,798.07 - Step 5: Solve for x
x = 233,883,815,798.07/770,899.68 - Step 6: Final answer
x = 303,390.73
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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.