Finding the Fourth Proportional to 749,643.57, 1,124,464.46 and 244,203.73
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Solution
The fourth proportional to 749,643.57, 1,124,464.46 and 244,203.73 is: 366,305.30
Step by Step Solution
- Step 1: Write the proportion equation
749,643.57 : 1,124,464.46 = 244,203.73 : x - Step 2: Convert to fraction form
749,643.57/1,124,464.46 = 244,203.73/x - Step 3: Cross multiply
749,643.57x = 1,124,464.46 × 244,203.73 - Step 4: Simplify right side
749,643.57x = 274,598,411,352.26 - Step 5: Solve for x
x = 274,598,411,352.26/749,643.57 - Step 6: Final answer
x = 366,305.30
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.