Finding the Fourth Proportional to 833,318.11, 1,149,973.63 and 470,859.31
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Solution
The fourth proportional to 833,318.11, 1,149,973.63 and 470,859.31 is: 649,782.82
Step by Step Solution
- Step 1: Write the proportion equation
833,318.11 : 1,149,973.63 = 470,859.31 : x - Step 2: Convert to fraction form
833,318.11/1,149,973.63 = 470,859.31/x - Step 3: Cross multiply
833,318.11x = 1,149,973.63 × 470,859.31 - Step 4: Simplify right side
833,318.11x = 541,475,789,940.00 - Step 5: Solve for x
x = 541,475,789,940.00/833,318.11 - Step 6: Final answer
x = 649,782.82
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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.