Finding the Fourth Proportional to 649,586.88, 896,427.12 and 363,106.56
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Solution
The fourth proportional to 649,586.88, 896,427.12 and 363,106.56 is: 501,085.50
Step by Step Solution
- Step 1: Write the proportion equation
649,586.88 : 896,427.12 = 363,106.56 : x - Step 2: Convert to fraction form
649,586.88/896,427.12 = 363,106.56/x - Step 3: Cross multiply
649,586.88x = 896,427.12 × 363,106.56 - Step 4: Simplify right side
649,586.88x = 325,498,567,833.91 - Step 5: Solve for x
x = 325,498,567,833.91/649,586.88 - Step 6: Final answer
x = 501,085.50
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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.