Finding the Fourth Proportional to 511,682.99, 767,701.49 and 174,960.65
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Solution
The fourth proportional to 511,682.99, 767,701.49 and 174,960.65 is: 262,501.49
Step by Step Solution
- Step 1: Write the proportion equation
511,682.99 : 767,701.49 = 174,960.65 : x - Step 2: Convert to fraction form
511,682.99/767,701.49 = 174,960.65/x - Step 3: Cross multiply
511,682.99x = 767,701.49 × 174,960.65 - Step 4: Simplify right side
511,682.99x = 134,317,546,983.06 - Step 5: Solve for x
x = 134,317,546,983.06/511,682.99 - Step 6: Final answer
x = 262,501.49
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1.5x scale
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.