Finding the Fourth Proportional to 784,218.84, 1,176,217.08 and 251,670.96
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Solution
The fourth proportional to 784,218.84, 1,176,217.08 and 251,670.96 is: 377,470.76
Step by Step Solution
- Step 1: Write the proportion equation
784,218.84 : 1,176,217.08 = 251,670.96 : x - Step 2: Convert to fraction form
784,218.84/1,176,217.08 = 251,670.96/x - Step 3: Cross multiply
784,218.84x = 1,176,217.08 × 251,670.96 - Step 4: Simplify right side
784,218.84x = 296,019,681,692.00 - Step 5: Solve for x
x = 296,019,681,692.00/784,218.84 - Step 6: Final answer
x = 377,470.76
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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.