Finding the Fourth Proportional to 355,169.97, 532,988.49 and 130,532.33
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Solution
The fourth proportional to 355,169.97, 532,988.49 and 130,532.33 is: 195,884.32
Step by Step Solution
- Step 1: Write the proportion equation
355,169.97 : 532,988.49 = 130,532.33 : x - Step 2: Convert to fraction form
355,169.97/532,988.49 = 130,532.33/x - Step 3: Cross multiply
355,169.97x = 532,988.49 × 130,532.33 - Step 4: Simplify right side
355,169.97x = 69,572,226,797.94 - Step 5: Solve for x
x = 69,572,226,797.94/355,169.97 - Step 6: Final answer
x = 195,884.32
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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.