Finding the Fourth Proportional to 773,139.99, 1,159,432.08 and 267,563.76
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Solution
The fourth proportional to 773,139.99, 1,159,432.08 and 267,563.76 is: 401,249.46
Step by Step Solution
- Step 1: Write the proportion equation
773,139.99 : 1,159,432.08 = 267,563.76 : x - Step 2: Convert to fraction form
773,139.99/1,159,432.08 = 267,563.76/x - Step 3: Cross multiply
773,139.99x = 1,159,432.08 × 267,563.76 - Step 4: Simplify right side
773,139.99x = 310,222,006,789.42 - Step 5: Solve for x
x = 310,222,006,789.42/773,139.99 - Step 6: Final answer
x = 401,249.46
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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.