Finding the Fourth Proportional to 499,893.76, 749,660.16 and 167,393.28
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Solution
The fourth proportional to 499,893.76, 749,660.16 and 167,393.28 is: 251,029.48
Step by Step Solution
- Step 1: Write the proportion equation
499,893.76 : 749,660.16 = 167,393.28 : x - Step 2: Convert to fraction form
499,893.76/749,660.16 = 167,393.28/x - Step 3: Cross multiply
499,893.76x = 749,660.16 × 167,393.28 - Step 4: Simplify right side
499,893.76x = 125,488,073,067.73 - Step 5: Solve for x
x = 125,488,073,067.73/499,893.76 - Step 6: Final answer
x = 251,029.48
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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.