Finding the Fourth Proportional to 399,232.97, 595,794.06 and 356,634.66
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Solution
The fourth proportional to 399,232.97, 595,794.06 and 356,634.66 is: 532,222.61
Step by Step Solution
- Step 1: Write the proportion equation
399,232.97 : 595,794.06 = 356,634.66 : x - Step 2: Convert to fraction form
399,232.97/595,794.06 = 356,634.66/x - Step 3: Cross multiply
399,232.97x = 595,794.06 × 356,634.66 - Step 4: Simplify right side
399,232.97x = 212,480,812,018.12 - Step 5: Solve for x
x = 212,480,812,018.12/399,232.97 - Step 6: Final answer
x = 532,222.61
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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.