Finding the Fourth Proportional to 269,778.84, 372,292.63 and 148,919.95
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Solution
The fourth proportional to 269,778.84, 372,292.63 and 148,919.95 is: 205,508.33
Step by Step Solution
- Step 1: Write the proportion equation
269,778.84 : 372,292.63 = 148,919.95 : x - Step 2: Convert to fraction form
269,778.84/372,292.63 = 148,919.95/x - Step 3: Cross multiply
269,778.84x = 372,292.63 × 148,919.95 - Step 4: Simplify right side
269,778.84x = 55,441,799,844.97 - Step 5: Solve for x
x = 55,441,799,844.97/269,778.84 - Step 6: Final answer
x = 205,508.33
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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.