Finding the Fourth Proportional to 784,507.95, 1,176,937.97 and 252,059.31
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Solution
The fourth proportional to 784,507.95, 1,176,937.97 and 252,059.31 is: 378,145.53
Step by Step Solution
- Step 1: Write the proportion equation
784,507.95 : 1,176,937.97 = 252,059.31 : x - Step 2: Convert to fraction form
784,507.95/1,176,937.97 = 252,059.31/x - Step 3: Cross multiply
784,507.95x = 1,176,937.97 × 252,059.31 - Step 4: Simplify right side
784,507.95x = 296,658,171,370.70 - Step 5: Solve for x
x = 296,658,171,370.70/784,507.95 - Step 6: Final answer
x = 378,145.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.