Finding the Fourth Proportional to 504,125.10, 696,643.20 and 397,541.70
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Solution
The fourth proportional to 504,125.10, 696,643.20 and 397,541.70 is: 549,357.14
Step by Step Solution
- Step 1: Write the proportion equation
504,125.10 : 696,643.20 = 397,541.70 : x - Step 2: Convert to fraction form
504,125.10/696,643.20 = 397,541.70/x - Step 3: Cross multiply
504,125.10x = 696,643.20 × 397,541.70 - Step 4: Simplify right side
504,125.10x = 276,944,722,021.44 - Step 5: Solve for x
x = 276,944,722,021.44/504,125.10 - Step 6: Final answer
x = 549,357.14
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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.