Finding the Fourth Proportional to 767,871.97, 1,152,029.39 and 235,471.42
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Solution
The fourth proportional to 767,871.97, 1,152,029.39 and 235,471.42 is: 353,275.03
Step by Step Solution
- Step 1: Write the proportion equation
767,871.97 : 1,152,029.39 = 235,471.42 : x - Step 2: Convert to fraction form
767,871.97/1,152,029.39 = 235,471.42/x - Step 3: Cross multiply
767,871.97x = 1,152,029.39 × 235,471.42 - Step 4: Simplify right side
767,871.97x = 271,269,996,345.03 - Step 5: Solve for x
x = 271,269,996,345.03/767,871.97 - Step 6: Final answer
x = 353,275.03
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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.