Finding the Fourth Proportional to 277,509.42, 382,963.68 and 150,186.42
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Solution
The fourth proportional to 277,509.42, 382,963.68 and 150,186.42 is: 207,257.63
Step by Step Solution
- Step 1: Write the proportion equation
277,509.42 : 382,963.68 = 150,186.42 : x - Step 2: Convert to fraction form
277,509.42/382,963.68 = 150,186.42/x - Step 3: Cross multiply
277,509.42x = 382,963.68 × 150,186.42 - Step 4: Simplify right side
277,509.42x = 57,515,944,089.23 - Step 5: Solve for x
x = 57,515,944,089.23/277,509.42 - Step 6: Final answer
x = 207,257.63
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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.