Finding the Fourth Proportional to 328,367.66, 453,137.10 and 185,125.64
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Solution
The fourth proportional to 328,367.66, 453,137.10 and 185,125.64 is: 255,467.59
Step by Step Solution
- Step 1: Write the proportion equation
328,367.66 : 453,137.10 = 185,125.64 : x - Step 2: Convert to fraction form
328,367.66/453,137.10 = 185,125.64/x - Step 3: Cross multiply
328,367.66x = 453,137.10 × 185,125.64 - Step 4: Simplify right side
328,367.66x = 83,887,295,645.24 - Step 5: Solve for x
x = 83,887,295,645.24/328,367.66 - Step 6: Final answer
x = 255,467.59
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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.