Finding the Fourth Proportional to 511,720.16, 767,574.84 and 174,756.96
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Solution
The fourth proportional to 511,720.16, 767,574.84 and 174,756.96 is: 262,133.60
Step by Step Solution
- Step 1: Write the proportion equation
511,720.16 : 767,574.84 = 174,756.96 : x - Step 2: Convert to fraction form
511,720.16/767,574.84 = 174,756.96/x - Step 3: Cross multiply
511,720.16x = 767,574.84 × 174,756.96 - Step 4: Simplify right side
511,720.16x = 134,139,045,610.89 - Step 5: Solve for x
x = 134,139,045,610.89/511,720.16 - Step 6: Final answer
x = 262,133.60
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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.