Finding the Fourth Proportional to 511,741.18, 766,125.01 and 297,856.23
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Solution
The fourth proportional to 511,741.18, 766,125.01 and 297,856.23 is: 445,918.98
Step by Step Solution
- Step 1: Write the proportion equation
511,741.18 : 766,125.01 = 297,856.23 : x - Step 2: Convert to fraction form
511,741.18/766,125.01 = 297,856.23/x - Step 3: Cross multiply
511,741.18x = 766,125.01 × 297,856.23 - Step 4: Simplify right side
511,741.18x = 228,195,107,187.31 - Step 5: Solve for x
x = 228,195,107,187.31/511,741.18 - Step 6: Final answer
x = 445,918.98
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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.