Finding the Fourth Proportional to 450,745.92, 676,067.68 and 118,347.84
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Solution
The fourth proportional to 450,745.92, 676,067.68 and 118,347.84 is: 177,508.32
Step by Step Solution
- Step 1: Write the proportion equation
450,745.92 : 676,067.68 = 118,347.84 : x - Step 2: Convert to fraction form
450,745.92/676,067.68 = 118,347.84/x - Step 3: Cross multiply
450,745.92x = 676,067.68 × 118,347.84 - Step 4: Simplify right side
450,745.92x = 80,011,149,621.81 - Step 5: Solve for x
x = 80,011,149,621.81/450,745.92 - Step 6: Final answer
x = 177,508.32
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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.