Finding the Fourth Proportional to 775,889.30, 1,070,375.55 and 560,688.50
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Solution
The fourth proportional to 775,889.30, 1,070,375.55 and 560,688.50 is: 773,495.99
Step by Step Solution
- Step 1: Write the proportion equation
775,889.30 : 1,070,375.55 = 560,688.50 : x - Step 2: Convert to fraction form
775,889.30/1,070,375.55 = 560,688.50/x - Step 3: Cross multiply
775,889.30x = 1,070,375.55 × 560,688.50 - Step 4: Simplify right side
775,889.30x = 600,147,256,214.30 - Step 5: Solve for x
x = 600,147,256,214.30/775,889.30 - Step 6: Final answer
x = 773,495.99
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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.