Finding the Fourth Proportional to 734,292.80, 1,101,754.94 and 397,574.08
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Solution
The fourth proportional to 734,292.80, 1,101,754.94 and 397,574.08 is: 596,532.07
Step by Step Solution
- Step 1: Write the proportion equation
734,292.80 : 1,101,754.94 = 397,574.08 : x - Step 2: Convert to fraction form
734,292.80/1,101,754.94 = 397,574.08/x - Step 3: Cross multiply
734,292.80x = 1,101,754.94 × 397,574.08 - Step 4: Simplify right side
734,292.80x = 438,029,206,655.96 - Step 5: Solve for x
x = 438,029,206,655.96/734,292.80 - Step 6: Final answer
x = 596,532.07
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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.