Finding the Fourth Proportional to 691,037.17, 1,036,703.35 and 241,772.70
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Solution
The fourth proportional to 691,037.17, 1,036,703.35 and 241,772.70 is: 362,710.69
Step by Step Solution
- Step 1: Write the proportion equation
691,037.17 : 1,036,703.35 = 241,772.70 : x - Step 2: Convert to fraction form
691,037.17/1,036,703.35 = 241,772.70/x - Step 3: Cross multiply
691,037.17x = 1,036,703.35 × 241,772.70 - Step 4: Simplify right side
691,037.17x = 250,646,568,028.55 - Step 5: Solve for x
x = 250,646,568,028.55/691,037.17 - Step 6: Final answer
x = 362,710.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.