Finding the Fourth Proportional to 493,093.26, 680,552.01 and 286,329.42
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Solution
The fourth proportional to 493,093.26, 680,552.01 and 286,329.42 is: 395,182.98
Step by Step Solution
- Step 1: Write the proportion equation
493,093.26 : 680,552.01 = 286,329.42 : x - Step 2: Convert to fraction form
493,093.26/680,552.01 = 286,329.42/x - Step 3: Cross multiply
493,093.26x = 680,552.01 × 286,329.42 - Step 4: Simplify right side
493,093.26x = 194,862,062,303.13 - Step 5: Solve for x
x = 194,862,062,303.13/493,093.26 - Step 6: Final answer
x = 395,182.98
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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.