Finding the Fourth Proportional to 306,972.24, 460,746.30 and 188,874.24
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Solution
The fourth proportional to 306,972.24, 460,746.30 and 188,874.24 is: 283,488.52
Step by Step Solution
- Step 1: Write the proportion equation
306,972.24 : 460,746.30 = 188,874.24 : x - Step 2: Convert to fraction form
306,972.24/460,746.30 = 188,874.24/x - Step 3: Cross multiply
306,972.24x = 460,746.30 × 188,874.24 - Step 4: Simplify right side
306,972.24x = 87,023,107,245.31 - Step 5: Solve for x
x = 87,023,107,245.31/306,972.24 - Step 6: Final answer
x = 283,488.52
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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.