Finding the Fourth Proportional to 906,317.58, 1,250,751.18 and 519,207.82
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Solution
The fourth proportional to 906,317.58, 1,250,751.18 and 519,207.82 is: 716,525.65
Step by Step Solution
- Step 1: Write the proportion equation
906,317.58 : 1,250,751.18 = 519,207.82 : x - Step 2: Convert to fraction form
906,317.58/1,250,751.18 = 519,207.82/x - Step 3: Cross multiply
906,317.58x = 1,250,751.18 × 519,207.82 - Step 4: Simplify right side
906,317.58x = 649,399,792,350.38 - Step 5: Solve for x
x = 649,399,792,350.38/906,317.58 - Step 6: Final answer
x = 716,525.65
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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.