Finding the Fourth Proportional to 660,250.31, 990,441.07 and 239,558.99
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Solution
The fourth proportional to 660,250.31, 990,441.07 and 239,558.99 is: 359,362.28
Step by Step Solution
- Step 1: Write the proportion equation
660,250.31 : 990,441.07 = 239,558.99 : x - Step 2: Convert to fraction form
660,250.31/990,441.07 = 239,558.99/x - Step 3: Cross multiply
660,250.31x = 990,441.07 × 239,558.99 - Step 4: Simplify right side
660,250.31x = 237,269,056,832.62 - Step 5: Solve for x
x = 237,269,056,832.62/660,250.31 - Step 6: Final answer
x = 359,362.28
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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.