Finding the Fourth Proportional to 511,720.54, 766,958.15 and 362,003.99
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Solution
The fourth proportional to 511,720.54, 766,958.15 and 362,003.99 is: 542,565.50
Step by Step Solution
- Step 1: Write the proportion equation
511,720.54 : 766,958.15 = 362,003.99 : x - Step 2: Convert to fraction form
511,720.54/766,958.15 = 362,003.99/x - Step 3: Cross multiply
511,720.54x = 766,958.15 × 362,003.99 - Step 4: Simplify right side
511,720.54x = 277,641,907,533.24 - Step 5: Solve for x
x = 277,641,907,533.24/511,720.54 - Step 6: Final answer
x = 542,565.50
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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.