Finding the Fourth Proportional to 469,382.11, 703,791.99 and 149,395.76
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Solution
The fourth proportional to 469,382.11, 703,791.99 and 149,395.76 is: 224,004.15
Step by Step Solution
- Step 1: Write the proportion equation
469,382.11 : 703,791.99 = 149,395.76 : x - Step 2: Convert to fraction form
469,382.11/703,791.99 = 149,395.76/x - Step 3: Cross multiply
469,382.11x = 703,791.99 × 149,395.76 - Step 4: Simplify right side
469,382.11x = 105,143,538,348.22 - Step 5: Solve for x
x = 105,143,538,348.22/469,382.11 - Step 6: Final answer
x = 224,004.15
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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.