Finding the Fourth Proportional to 313,467.68, 466,898.46 and 306,906.68
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Solution
The fourth proportional to 313,467.68, 466,898.46 and 306,906.68 is: 457,126.09
Step by Step Solution
- Step 1: Write the proportion equation
313,467.68 : 466,898.46 = 306,906.68 : x - Step 2: Convert to fraction form
313,467.68/466,898.46 = 306,906.68/x - Step 3: Cross multiply
313,467.68x = 466,898.46 × 306,906.68 - Step 4: Simplify right side
313,467.68x = 143,294,254,721.18 - Step 5: Solve for x
x = 143,294,254,721.18/313,467.68 - Step 6: Final answer
x = 457,126.09
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.