Finding the Fourth Proportional to 306,534.98, 459,797.11 and 137,935.98
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Solution
The fourth proportional to 306,534.98, 459,797.11 and 137,935.98 is: 206,901.56
Step by Step Solution
- Step 1: Write the proportion equation
306,534.98 : 459,797.11 = 137,935.98 : x - Step 2: Convert to fraction form
306,534.98/459,797.11 = 137,935.98/x - Step 3: Cross multiply
306,534.98x = 459,797.11 × 137,935.98 - Step 4: Simplify right side
306,534.98x = 63,422,564,624.18 - Step 5: Solve for x
x = 63,422,564,624.18/306,534.98 - Step 6: Final answer
x = 206,901.56
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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.