Finding the Fourth Proportional to 338,762.14, 467,493.33 and 187,859.14
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Solution
The fourth proportional to 338,762.14, 467,493.33 and 187,859.14 is: 259,246.49
Step by Step Solution
- Step 1: Write the proportion equation
338,762.14 : 467,493.33 = 187,859.14 : x - Step 2: Convert to fraction form
338,762.14/467,493.33 = 187,859.14/x - Step 3: Cross multiply
338,762.14x = 467,493.33 × 187,859.14 - Step 4: Simplify right side
338,762.14x = 87,822,894,929.54 - Step 5: Solve for x
x = 87,822,894,929.54/338,762.14 - Step 6: Final answer
x = 259,246.49
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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.