Finding the Fourth Proportional to 276,744.17, 415,247.47 and 164,645.84
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Solution
The fourth proportional to 276,744.17, 415,247.47 and 164,645.84 is: 247,046.82
Step by Step Solution
- Step 1: Write the proportion equation
276,744.17 : 415,247.47 = 164,645.84 : x - Step 2: Convert to fraction form
276,744.17/415,247.47 = 164,645.84/x - Step 3: Cross multiply
276,744.17x = 415,247.47 × 164,645.84 - Step 4: Simplify right side
276,744.17x = 68,368,768,506.02 - Step 5: Solve for x
x = 68,368,768,506.02/276,744.17 - Step 6: Final answer
x = 247,046.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.