Finding the Fourth Proportional to 966,456.24, 1,449,571.70 and 256,539.48
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Solution
The fourth proportional to 966,456.24, 1,449,571.70 and 256,539.48 is: 384,779.32
Step by Step Solution
- Step 1: Write the proportion equation
966,456.24 : 1,449,571.70 = 256,539.48 : x - Step 2: Convert to fraction form
966,456.24/1,449,571.70 = 256,539.48/x - Step 3: Cross multiply
966,456.24x = 1,449,571.70 × 256,539.48 - Step 4: Simplify right side
966,456.24x = 371,872,370,140.72 - Step 5: Solve for x
x = 371,872,370,140.72/966,456.24 - Step 6: Final answer
x = 384,779.32
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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.