Finding the Fourth Proportional to 269,709.66, 402,513.67 and 239,816.88
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Solution
The fourth proportional to 269,709.66, 402,513.67 and 239,816.88 is: 357,901.80
Step by Step Solution
- Step 1: Write the proportion equation
269,709.66 : 402,513.67 = 239,816.88 : x - Step 2: Convert to fraction form
269,709.66/402,513.67 = 239,816.88/x - Step 3: Cross multiply
269,709.66x = 402,513.67 × 239,816.88 - Step 4: Simplify right side
269,709.66x = 96,529,571,897.21 - Step 5: Solve for x
x = 96,529,571,897.21/269,709.66 - Step 6: Final answer
x = 357,901.80
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.