Finding the Fourth Proportional to 708,028.66, 1,061,577.60 and 343,193.68
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Solution
The fourth proportional to 708,028.66, 1,061,577.60 and 343,193.68 is: 514,564.94
Step by Step Solution
- Step 1: Write the proportion equation
708,028.66 : 1,061,577.60 = 343,193.68 : x - Step 2: Convert to fraction form
708,028.66/1,061,577.60 = 343,193.68/x - Step 3: Cross multiply
708,028.66x = 1,061,577.60 × 343,193.68 - Step 4: Simplify right side
708,028.66x = 364,326,723,149.57 - Step 5: Solve for x
x = 364,326,723,149.57/708,028.66 - Step 6: Final answer
x = 514,564.94
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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.