Finding the Fourth Proportional to 740,092.93, 1,021,320.97 and 417,796.09
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Solution
The fourth proportional to 740,092.93, 1,021,320.97 and 417,796.09 is: 576,554.50
Step by Step Solution
- Step 1: Write the proportion equation
740,092.93 : 1,021,320.97 = 417,796.09 : x - Step 2: Convert to fraction form
740,092.93/1,021,320.97 = 417,796.09/x - Step 3: Cross multiply
740,092.93x = 1,021,320.97 × 417,796.09 - Step 4: Simplify right side
740,092.93x = 426,703,907,901.01 - Step 5: Solve for x
x = 426,703,907,901.01/740,092.93 - Step 6: Final answer
x = 576,554.50
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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.