Finding the Fourth Proportional to 691,577.24, 954,380.75 and 385,672.95
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Solution
The fourth proportional to 691,577.24, 954,380.75 and 385,672.95 is: 532,230.99
Step by Step Solution
- Step 1: Write the proportion equation
691,577.24 : 954,380.75 = 385,672.95 : x - Step 2: Convert to fraction form
691,577.24/954,380.75 = 385,672.95/x - Step 3: Cross multiply
691,577.24x = 954,380.75 × 385,672.95 - Step 4: Simplify right side
691,577.24x = 368,078,839,275.71 - Step 5: Solve for x
x = 368,078,839,275.71/691,577.24 - Step 6: Final answer
x = 532,230.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.