Finding the Fourth Proportional to 691,697.68, 1,037,653.80 and 292,340.14
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Solution
The fourth proportional to 691,697.68, 1,037,653.80 and 292,340.14 is: 438,555.55
Step by Step Solution
- Step 1: Write the proportion equation
691,697.68 : 1,037,653.80 = 292,340.14 : x - Step 2: Convert to fraction form
691,697.68/1,037,653.80 = 292,340.14/x - Step 3: Cross multiply
691,697.68x = 1,037,653.80 × 292,340.14 - Step 4: Simplify right side
691,697.68x = 303,347,857,163.53 - Step 5: Solve for x
x = 303,347,857,163.53/691,697.68 - Step 6: Final answer
x = 438,555.55
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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.