Finding the Fourth Proportional to 366,357.30, 505,746.23 and 245,577.48
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Solution
The fourth proportional to 366,357.30, 505,746.23 and 245,577.48 is: 339,012.99
Step by Step Solution
- Step 1: Write the proportion equation
366,357.30 : 505,746.23 = 245,577.48 : x - Step 2: Convert to fraction form
366,357.30/505,746.23 = 245,577.48/x - Step 3: Cross multiply
366,357.30x = 505,746.23 × 245,577.48 - Step 4: Simplify right side
366,357.30x = 124,199,883,455.01 - Step 5: Solve for x
x = 124,199,883,455.01/366,357.30 - Step 6: Final answer
x = 339,012.99
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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.