Finding the Fourth Proportional to 823,291.09, 1,235,054.30 and 254,720.75
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Solution
The fourth proportional to 823,291.09, 1,235,054.30 and 254,720.75 is: 382,117.52
Step by Step Solution
- Step 1: Write the proportion equation
823,291.09 : 1,235,054.30 = 254,720.75 : x - Step 2: Convert to fraction form
823,291.09/1,235,054.30 = 254,720.75/x - Step 3: Cross multiply
823,291.09x = 1,235,054.30 × 254,720.75 - Step 4: Simplify right side
823,291.09x = 314,593,950,137.85 - Step 5: Solve for x
x = 314,593,950,137.85/823,291.09 - Step 6: Final answer
x = 382,117.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.