Finding the Fourth Proportional to 486,038.68, 729,063.78 and 170,504.44
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Solution
The fourth proportional to 486,038.68, 729,063.78 and 170,504.44 is: 255,758.68
Step by Step Solution
- Step 1: Write the proportion equation
486,038.68 : 729,063.78 = 170,504.44 : x - Step 2: Convert to fraction form
486,038.68/729,063.78 = 170,504.44/x - Step 3: Cross multiply
486,038.68x = 729,063.78 × 170,504.44 - Step 4: Simplify right side
486,038.68x = 124,308,611,533.18 - Step 5: Solve for x
x = 124,308,611,533.18/486,038.68 - Step 6: Final answer
x = 255,758.68
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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.