Finding the Fourth Proportional to 625,751.73, 863,219.43 and 395,921.52
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Solution
The fourth proportional to 625,751.73, 863,219.43 and 395,921.52 is: 546,170.52
Step by Step Solution
- Step 1: Write the proportion equation
625,751.73 : 863,219.43 = 395,921.52 : x - Step 2: Convert to fraction form
625,751.73/863,219.43 = 395,921.52/x - Step 3: Cross multiply
625,751.73x = 863,219.43 × 395,921.52 - Step 4: Simplify right side
625,751.73x = 341,767,148,819.13 - Step 5: Solve for x
x = 341,767,148,819.13/625,751.73 - Step 6: Final answer
x = 546,170.52
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.