Finding the Fourth Proportional to 274,189.84, 378,392.29 and 153,330.84
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Solution
The fourth proportional to 274,189.84, 378,392.29 and 153,330.84 is: 211,602.33
Step by Step Solution
- Step 1: Write the proportion equation
274,189.84 : 378,392.29 = 153,330.84 : x - Step 2: Convert to fraction form
274,189.84/378,392.29 = 153,330.84/x - Step 3: Cross multiply
274,189.84x = 378,392.29 × 153,330.84 - Step 4: Simplify right side
274,189.84x = 58,019,207,291.90 - Step 5: Solve for x
x = 58,019,207,291.90/274,189.84 - Step 6: Final answer
x = 211,602.33
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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.