Finding the Fourth Proportional to 205,762.10, 308,643.15 and 183,454.70
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Solution
The fourth proportional to 205,762.10, 308,643.15 and 183,454.70 is: 275,182.05
Step by Step Solution
- Step 1: Write the proportion equation
205,762.10 : 308,643.15 = 183,454.70 : x - Step 2: Convert to fraction form
205,762.10/308,643.15 = 183,454.70/x - Step 3: Cross multiply
205,762.10x = 308,643.15 × 183,454.70 - Step 4: Simplify right side
205,762.10x = 56,622,036,490.31 - Step 5: Solve for x
x = 56,622,036,490.31/205,762.10 - Step 6: Final answer
x = 275,182.05
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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.