Finding the Fourth Proportional to 656,217.93, 984,409.02 and 256,807.11
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Solution
The fourth proportional to 656,217.93, 984,409.02 and 256,807.11 is: 385,242.80
Step by Step Solution
- Step 1: Write the proportion equation
656,217.93 : 984,409.02 = 256,807.11 : x - Step 2: Convert to fraction form
656,217.93/984,409.02 = 256,807.11/x - Step 3: Cross multiply
656,217.93x = 984,409.02 × 256,807.11 - Step 4: Simplify right side
656,217.93x = 252,803,235,484.13 - Step 5: Solve for x
x = 252,803,235,484.13/656,217.93 - Step 6: Final answer
x = 385,242.80
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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.