Finding the Fourth Proportional to 511,655.49, 767,562.12 and 174,617.28
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Solution
The fourth proportional to 511,655.49, 767,562.12 and 174,617.28 is: 261,952.84
Step by Step Solution
- Step 1: Write the proportion equation
511,655.49 : 767,562.12 = 174,617.28 : x - Step 2: Convert to fraction form
511,655.49/767,562.12 = 174,617.28/x - Step 3: Cross multiply
511,655.49x = 767,562.12 × 174,617.28 - Step 4: Simplify right side
511,655.49x = 134,029,609,625.43 - Step 5: Solve for x
x = 134,029,609,625.43/511,655.49 - Step 6: Final answer
x = 261,952.84
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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.