Finding the Fourth Proportional to 575,261.82, 793,855.92 and 313,617.09
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Solution
The fourth proportional to 575,261.82, 793,855.92 and 313,617.09 is: 432,788.64
Step by Step Solution
- Step 1: Write the proportion equation
575,261.82 : 793,855.92 = 313,617.09 : x - Step 2: Convert to fraction form
575,261.82/793,855.92 = 313,617.09/x - Step 3: Cross multiply
575,261.82x = 793,855.92 × 313,617.09 - Step 4: Simplify right side
575,261.82x = 248,966,782,783.83 - Step 5: Solve for x
x = 248,966,782,783.83/575,261.82 - Step 6: Final answer
x = 432,788.64
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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.