Finding the Fourth Proportional to 532,084.49, 734,292.08 and 290,382.65
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Solution
The fourth proportional to 532,084.49, 734,292.08 and 290,382.65 is: 400,736.50
Step by Step Solution
- Step 1: Write the proportion equation
532,084.49 : 734,292.08 = 290,382.65 : x - Step 2: Convert to fraction form
532,084.49/734,292.08 = 290,382.65/x - Step 3: Cross multiply
532,084.49x = 734,292.08 × 290,382.65 - Step 4: Simplify right side
532,084.49x = 213,225,678,351.78 - Step 5: Solve for x
x = 213,225,678,351.78/532,084.49 - Step 6: Final answer
x = 400,736.50
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1.5x scale
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.