Finding the Fourth Proportional to 277,860.70, 383,448.16 and 150,536.28
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Solution
The fourth proportional to 277,860.70, 383,448.16 and 150,536.28 is: 207,740.28
Step by Step Solution
- Step 1: Write the proportion equation
277,860.70 : 383,448.16 = 150,536.28 : x - Step 2: Convert to fraction form
277,860.70/383,448.16 = 150,536.28/x - Step 3: Cross multiply
277,860.70x = 383,448.16 × 150,536.28 - Step 4: Simplify right side
277,860.70x = 57,722,859,579.24 - Step 5: Solve for x
x = 57,722,859,579.24/277,860.70 - Step 6: Final answer
x = 207,740.28
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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.