Finding the Fourth Proportional to 859,232.99, 1,185,585.18 and 496,523.90
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Solution
The fourth proportional to 859,232.99, 1,185,585.18 and 496,523.90 is: 685,112.63
Step by Step Solution
- Step 1: Write the proportion equation
859,232.99 : 1,185,585.18 = 496,523.90 : x - Step 2: Convert to fraction form
859,232.99/1,185,585.18 = 496,523.90/x - Step 3: Cross multiply
859,232.99x = 1,185,585.18 × 496,523.90 - Step 4: Simplify right side
859,232.99x = 588,671,377,355.80 - Step 5: Solve for x
x = 588,671,377,355.80/859,232.99 - Step 6: Final answer
x = 685,112.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.