Finding the Fourth Proportional to 729,544.75, 1,094,321.99 and 230,908.75
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Solution
The fourth proportional to 729,544.75, 1,094,321.99 and 230,908.75 is: 346,364.66
Step by Step Solution
- Step 1: Write the proportion equation
729,544.75 : 1,094,321.99 = 230,908.75 : x - Step 2: Convert to fraction form
729,544.75/1,094,321.99 = 230,908.75/x - Step 3: Cross multiply
729,544.75x = 1,094,321.99 × 230,908.75 - Step 4: Simplify right side
729,544.75x = 252,688,522,808.41 - Step 5: Solve for x
x = 252,688,522,808.41/729,544.75 - Step 6: Final answer
x = 346,364.66
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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.